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fix build of dcmtk 3.6.8 with gcc 15
author Sebastien Jodogne <s.jodogne@gmail.com>
date Mon, 25 Nov 2024 17:03:47 +0100
parents 5bd262ce16b3
children
line wrap: on
line source

diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jccoefct.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jccoefct.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jccoefct.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jccoefct.c	2024-01-09 17:48:28.974677157 +0100
@@ -343,7 +343,7 @@
 METHODDEF(boolean)
 compress_output (j_compress_ptr cinfo, JSAMPIMAGE input_buf)
 {
-  (void)input_buf;
+  //(void)input_buf;
   j_lossy_c_ptr lossyc = (j_lossy_c_ptr) cinfo->codec;
   c_coef_ptr coef = (c_coef_ptr) lossyc->coef_private;
   JDIMENSION MCU_col_num;   /* index of current MCU within row */
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jcdiffct.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jcdiffct.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jcdiffct.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jcdiffct.c	2024-01-09 17:48:36.414609533 +0100
@@ -302,7 +302,7 @@
 METHODDEF(boolean)
 compress_output (j_compress_ptr cinfo, JSAMPIMAGE input_buf)
 {
-  (void)input_buf;
+  //(void)input_buf;
   j_lossless_c_ptr losslsc = (j_lossless_c_ptr) cinfo->codec;
   c_diff_ptr diff = (c_diff_ptr) losslsc->diff_private;
   /* JDIMENSION MCU_col_num; */ /* index of current MCU within row */
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jcpred.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jcpred.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jcpred.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jcpred.c	2024-01-09 17:48:49.766488124 +0100
@@ -213,7 +213,7 @@
          const JSAMPROW input_buf, JSAMPROW prev_row,
          JDIFFROW diff_buf, JDIMENSION width)
 {
-  (void)prev_row;
+  //(void)prev_row;
   DIFFERENCE_1D(INITIAL_PREDICTORx);
 
   /*
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jctrans.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jctrans.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jctrans.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jctrans.c	2024-01-09 17:49:00.070394388 +0100
@@ -267,7 +267,7 @@
 METHODDEF(boolean)
 compress_output (j_compress_ptr cinfo, JSAMPIMAGE input_buf)
 {
-  (void)input_buf;
+  //(void)input_buf;
   j_lossy_c_ptr lossyc = (j_lossy_c_ptr) cinfo->codec;
   c_coef_ptr coef = (c_coef_ptr) lossyc->coef_private;
   JDIMENSION MCU_col_num;   /* index of current MCU within row */
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jdmerge.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jdmerge.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jdmerge.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jdmerge.c	2024-01-09 17:49:11.910286634 +0100
@@ -148,7 +148,7 @@
             JDIMENSION out_rows_avail)
 /* 2:1 vertical sampling case: may need a spare row. */
 {
-  (void) in_row_groups_avail;
+  //(void) in_row_groups_avail;
   my_upsample_ptr upsample = (my_upsample_ptr) cinfo->upsample;
   JSAMPROW work_ptrs[2];
   JDIMENSION num_rows;      /* number of rows returned to caller */
@@ -198,8 +198,8 @@
             JDIMENSION out_rows_avail)
 /* 1:1 vertical sampling case: much easier, never need a spare row. */
 {
-  (void) in_row_groups_avail;
-  (void) out_rows_avail;
+  //(void) in_row_groups_avail;
+  //(void) out_rows_avail;
   my_upsample_ptr upsample = (my_upsample_ptr) cinfo->upsample;
 
   /* Just do the upsampling. */
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jdpostct.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jdpostct.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jdpostct.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jdpostct.c	2024-01-09 17:49:24.910168268 +0100
@@ -161,8 +161,8 @@
               JSAMPARRAY output_buf, JDIMENSION *out_row_ctr,
               JDIMENSION out_rows_avail)
 {
-  (void) output_buf;
-  (void) out_rows_avail;
+  //(void) output_buf;
+  //(void) out_rows_avail;
   my_post_ptr post = (my_post_ptr) cinfo->post;
   JDIMENSION old_next_row, num_rows;
 
@@ -207,9 +207,9 @@
             JSAMPARRAY output_buf, JDIMENSION *out_row_ctr,
             JDIMENSION out_rows_avail)
 {
-  (void) input_buf;
-  (void) in_row_group_ctr;
-  (void) in_row_groups_avail;
+  //(void) input_buf;
+  //(void) in_row_group_ctr;
+  //(void) in_row_groups_avail;
 
   my_post_ptr post = (my_post_ptr) cinfo->post;
   JDIMENSION num_rows, max_rows;
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jdpred.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jdpred.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jdpred.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jdpred.c	2024-01-09 17:50:00.513843814 +0100
@@ -101,8 +101,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   UNDIFFERENCE_1D(INITIAL_PREDICTOR2);
 }
 
@@ -111,8 +111,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   UNDIFFERENCE_2D(PREDICTOR2);
   JPEG_UNUSED(Rc);
   JPEG_UNUSED(Rb);
@@ -123,8 +123,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   UNDIFFERENCE_2D(PREDICTOR3);
   JPEG_UNUSED(Rc);
   JPEG_UNUSED(Rb);
@@ -135,8 +135,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   UNDIFFERENCE_2D(PREDICTOR4);
   JPEG_UNUSED(Rc);
   JPEG_UNUSED(Rb);
@@ -147,8 +147,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   SHIFT_TEMPS
   UNDIFFERENCE_2D(PREDICTOR5);
   JPEG_UNUSED(Rc);
@@ -160,8 +160,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   SHIFT_TEMPS
   UNDIFFERENCE_2D(PREDICTOR6);
   JPEG_UNUSED(Rc);
@@ -173,8 +173,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   SHIFT_TEMPS
   UNDIFFERENCE_2D(PREDICTOR7);
   JPEG_UNUSED(Rc);
@@ -195,7 +195,7 @@
                 JDIFFROW undiff_buf, JDIMENSION width)
 {
 
-  (void)prev_row;
+  //(void)prev_row;
   j_lossless_d_ptr losslsd = (j_lossless_d_ptr) cinfo->codec;
 
   UNDIFFERENCE_1D(INITIAL_PREDICTORx);
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jdsample.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jdsample.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jdsample.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jdsample.c	2024-01-09 17:50:36.545515066 +0100
@@ -92,7 +92,7 @@
           JSAMPARRAY output_buf, JDIMENSION *out_row_ctr,
           JDIMENSION out_rows_avail)
 {
-  (void)in_row_groups_avail;
+  //(void)in_row_groups_avail;
   my_upsample_ptr upsample = (my_upsample_ptr) cinfo->upsample;
   int ci;
   jpeg_component_info * compptr;
@@ -158,8 +158,8 @@
 fullsize_upsample (j_decompress_ptr cinfo, jpeg_component_info * compptr,
            JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)
 {
-  (void)cinfo;
-  (void)compptr;
+  //(void)cinfo;
+  //(void)compptr;
   *output_data_ptr = input_data;
 }
 
@@ -173,9 +173,9 @@
 noop_upsample (j_decompress_ptr cinfo, jpeg_component_info * compptr,
            JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)
 {
-  (void)cinfo;
-  (void)compptr;
-  (void)input_data;
+  //(void)cinfo;
+  //(void)compptr;
+  //(void)input_data;
   *output_data_ptr = NULL;  /* safety check */
 }
 
@@ -239,7 +239,7 @@
 h2v1_upsample (j_decompress_ptr cinfo, jpeg_component_info * compptr,
            JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)
 {
-  (void)compptr;
+  //(void)compptr;
   JSAMPARRAY output_data = *output_data_ptr;
   register JSAMPROW inptr, outptr;
   register JSAMPLE invalue;
@@ -268,7 +268,7 @@
 h2v2_upsample (j_decompress_ptr cinfo, jpeg_component_info * compptr,
            JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)
 {
-  (void)compptr;
+  //(void)compptr;
   JSAMPARRAY output_data = *output_data_ptr;
   register JSAMPROW inptr, outptr;
   register JSAMPLE invalue;
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jdscale.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jdscale.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jdscale.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jdscale.c	2024-01-09 17:50:42.833457657 +0100
@@ -67,7 +67,7 @@
 	const JDIFFROW diff_buf, JSAMPROW output_buf,
 	JDIMENSION width)
 {
-  (void)cinfo;
+  //(void)cinfo;
   unsigned int xindex;
 
   for (xindex = 0; xindex < width; xindex++)
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jquant1.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jquant1.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jquant1.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jquant1.c	2024-01-09 17:51:03.049273013 +0100
@@ -251,8 +251,8 @@
    * (Forcing the upper and lower values to the limits ensures that
    * dithering can't produce a color outside the selected gamut.)
    */
-  (void) cinfo;
-  (void) ci;
+  //(void) cinfo;
+  //(void) ci;
   return (int) (((IJG_INT32) j * MAXJSAMPLE + maxj/2) / maxj);
 }
 
@@ -262,8 +262,8 @@
 /* Return largest input value that should map to j'th output value */
 /* Must have largest(j=0) >= 0, and largest(j=maxj) >= MAXJSAMPLE */
 {
-  (void) cinfo;
-  (void) ci;
+  //(void) cinfo;
+  //(void) ci;
   /* Breakpoints are halfway between values returned by output_value */
   return (int) (((IJG_INT32) (2*j + 1) * MAXJSAMPLE + maxj) / (2*maxj));
 }
@@ -744,7 +744,7 @@
 METHODDEF(void)
 start_pass_1_quant (j_decompress_ptr cinfo, boolean is_pre_scan)
 {
-  (void) is_pre_scan;
+  //(void) is_pre_scan;
   my_cquantize_ptr cquantize = (my_cquantize_ptr) cinfo->cquantize;
   size_t arraysize;
   int i;
@@ -802,7 +802,7 @@
 METHODDEF(void)
 finish_pass_1_quant (j_decompress_ptr cinfo)
 {
-  (void) cinfo;
+  //(void) cinfo;
   /* no work in 1-pass case */
 }
 
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jquant2.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jquant2.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg12/jquant2.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg12/jquant2.c	2024-01-09 17:51:16.685148405 +0100
@@ -224,7 +224,7 @@
 prescan_quantize (j_decompress_ptr cinfo, JSAMPARRAY input_buf,
           JSAMPARRAY output_buf, int num_rows)
 {
-  (void) output_buf;
+  //(void) output_buf;
   my_cquantize_ptr cquantize = (my_cquantize_ptr) cinfo->cquantize;
   register JSAMPROW ptr;
   register histptr histp;
@@ -1156,7 +1156,7 @@
 METHODDEF(void)
 finish_pass2 (j_decompress_ptr cinfo)
 {
-  (void) cinfo;
+  //(void) cinfo;
   /* no work */
 }
 
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jccoefct.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jccoefct.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jccoefct.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jccoefct.c	2024-01-09 17:51:24.997072424 +0100
@@ -343,7 +343,7 @@
 METHODDEF(boolean)
 compress_output (j_compress_ptr cinfo, JSAMPIMAGE input_buf)
 {
-  (void)input_buf;
+  //(void)input_buf;
   j_lossy_c_ptr lossyc = (j_lossy_c_ptr) cinfo->codec;
   c_coef_ptr coef = (c_coef_ptr) lossyc->coef_private;
   JDIMENSION MCU_col_num;   /* index of current MCU within row */
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jcdiffct.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jcdiffct.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jcdiffct.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jcdiffct.c	2024-01-09 17:51:31.549012520 +0100
@@ -302,7 +302,7 @@
 METHODDEF(boolean)
 compress_output (j_compress_ptr cinfo, JSAMPIMAGE input_buf)
 {
-  (void)input_buf;
+  //(void)input_buf;
   j_lossless_c_ptr losslsc = (j_lossless_c_ptr) cinfo->codec;
   c_diff_ptr diff = (c_diff_ptr) losslsc->diff_private;
   /* JDIMENSION MCU_col_num; */ /* index of current MCU within row */
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jcpred.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jcpred.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jcpred.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jcpred.c	2024-01-09 17:51:40.740928459 +0100
@@ -213,7 +213,7 @@
          const JSAMPROW input_buf, JSAMPROW prev_row,
          JDIFFROW diff_buf, JDIMENSION width)
 {
-  (void)prev_row;
+  //(void)prev_row;
   DIFFERENCE_1D(INITIAL_PREDICTORx);
 
   /*
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jctrans.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jctrans.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jctrans.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jctrans.c	2024-01-09 17:51:49.244850672 +0100
@@ -267,7 +267,7 @@
 METHODDEF(boolean)
 compress_output (j_compress_ptr cinfo, JSAMPIMAGE input_buf)
 {
-  (void)input_buf;
+  //(void)input_buf;
   j_lossy_c_ptr lossyc = (j_lossy_c_ptr) cinfo->codec;
   c_coef_ptr coef = (c_coef_ptr) lossyc->coef_private;
   JDIMENSION MCU_col_num;   /* index of current MCU within row */
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jdmerge.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jdmerge.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jdmerge.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jdmerge.c	2024-01-09 17:51:59.852753613 +0100
@@ -171,7 +171,7 @@
             JDIMENSION out_rows_avail)
 /* 2:1 vertical sampling case: may need a spare row. */
 {
-  (void) in_row_groups_avail;
+  //(void) in_row_groups_avail;
   my_upsample_ptr upsample = (my_upsample_ptr) cinfo->upsample;
   JSAMPROW work_ptrs[2];
   JDIMENSION num_rows;      /* number of rows returned to caller */
@@ -221,8 +221,8 @@
             JDIMENSION out_rows_avail)
 /* 1:1 vertical sampling case: much easier, never need a spare row. */
 {
-  (void) in_row_groups_avail;
-  (void) out_rows_avail;
+  //(void) in_row_groups_avail;
+  //(void) out_rows_avail;
   my_upsample_ptr upsample = (my_upsample_ptr) cinfo->upsample;
 
   /* Just do the upsampling. */
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jdpostct.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jdpostct.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jdpostct.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jdpostct.c	2024-01-09 17:52:12.796635145 +0100
@@ -161,8 +161,8 @@
               JSAMPARRAY output_buf, JDIMENSION *out_row_ctr,
               JDIMENSION out_rows_avail)
 {
-  (void) output_buf;
-  (void) out_rows_avail;
+  //(void) output_buf;
+  //(void) out_rows_avail;
   my_post_ptr post = (my_post_ptr) cinfo->post;
   JDIMENSION old_next_row, num_rows;
 
@@ -207,9 +207,9 @@
             JSAMPARRAY output_buf, JDIMENSION *out_row_ctr,
             JDIMENSION out_rows_avail)
 {
-  (void) input_buf;
-  (void) in_row_group_ctr;
-  (void) in_row_groups_avail;
+  //(void) input_buf;
+  //(void) in_row_group_ctr;
+  //(void) in_row_groups_avail;
   my_post_ptr post = (my_post_ptr) cinfo->post;
   JDIMENSION num_rows, max_rows;
 
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jdpred.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jdpred.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jdpred.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jdpred.c	2024-01-09 17:53:08.884121363 +0100
@@ -101,8 +101,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   UNDIFFERENCE_1D(INITIAL_PREDICTOR2);
 }
 
@@ -111,8 +111,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-   (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
  UNDIFFERENCE_2D(PREDICTOR2);
   JPEG_UNUSED(Rc);
   JPEG_UNUSED(Rb);
@@ -123,8 +123,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   UNDIFFERENCE_2D(PREDICTOR3);
   JPEG_UNUSED(Rc);
   JPEG_UNUSED(Rb);
@@ -135,8 +135,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   UNDIFFERENCE_2D(PREDICTOR4A);
   JPEG_UNUSED(Rc);
   JPEG_UNUSED(Rb);
@@ -147,8 +147,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   UNDIFFERENCE_2D(PREDICTOR4);
   JPEG_UNUSED(Rc);
   JPEG_UNUSED(Rb);
@@ -159,8 +159,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   SHIFT_TEMPS
   UNDIFFERENCE_2D(PREDICTOR5);
   JPEG_UNUSED(Rc);
@@ -172,8 +172,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   SHIFT_TEMPS
   UNDIFFERENCE_2D(PREDICTOR5A);
   JPEG_UNUSED(Rc);
@@ -185,8 +185,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   SHIFT_TEMPS
   UNDIFFERENCE_2D(PREDICTOR6);
   JPEG_UNUSED(Rc);
@@ -198,8 +198,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   SHIFT_TEMPS
   UNDIFFERENCE_2D(PREDICTOR6A);
   JPEG_UNUSED(Rc);
@@ -211,8 +211,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   SHIFT_TEMPS
   UNDIFFERENCE_2D(PREDICTOR7);
   JPEG_UNUSED(Rc);
@@ -224,8 +224,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   SHIFT_TEMPS
   UNDIFFERENCE_2D(PREDICTOR7A);
   JPEG_UNUSED(Rc);
@@ -245,7 +245,7 @@
                 const JDIFFROW diff_buf, JDIFFROW prev_row,
                 JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)prev_row;
+  //(void)prev_row;
   j_lossless_d_ptr losslsd = (j_lossless_d_ptr) cinfo->codec;
 
   UNDIFFERENCE_1D(INITIAL_PREDICTORx);
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jdsample.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jdsample.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jdsample.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jdsample.c	2024-01-09 17:53:28.779938946 +0100
@@ -92,7 +92,7 @@
           JSAMPARRAY output_buf, JDIMENSION *out_row_ctr,
           JDIMENSION out_rows_avail)
 {
-  (void)in_row_groups_avail;
+  //(void)in_row_groups_avail;
   my_upsample_ptr upsample = (my_upsample_ptr) cinfo->upsample;
   int ci;
   jpeg_component_info * compptr;
@@ -158,8 +158,8 @@
 fullsize_upsample (j_decompress_ptr cinfo, jpeg_component_info * compptr,
            JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)
 {
-  (void)cinfo;
-  (void)compptr;
+  //(void)cinfo;
+  //(void)compptr;
   *output_data_ptr = input_data;
 }
 
@@ -173,9 +173,9 @@
 noop_upsample (j_decompress_ptr cinfo, jpeg_component_info * compptr,
            JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)
 {
-  (void)cinfo;
-  (void)compptr;
-  (void)input_data;
+  //(void)cinfo;
+  //(void)compptr;
+  //(void)input_data;
   *output_data_ptr = NULL;  /* safety check */
 }
 
@@ -239,7 +239,7 @@
 h2v1_upsample (j_decompress_ptr cinfo, jpeg_component_info * compptr,
            JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)
 {
-  (void)compptr;
+  //(void)compptr;
   JSAMPARRAY output_data = *output_data_ptr;
   register JSAMPROW inptr, outptr;
   register JSAMPLE invalue;
@@ -268,7 +268,7 @@
 h2v2_upsample (j_decompress_ptr cinfo, jpeg_component_info * compptr,
            JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)
 {
-  (void)compptr;
+  //(void)compptr;
   JSAMPARRAY output_data = *output_data_ptr;
   register JSAMPROW inptr, outptr;
   register JSAMPLE invalue;
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jdscale.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jdscale.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jdscale.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jdscale.c	2024-01-09 17:53:34.795883773 +0100
@@ -67,7 +67,7 @@
 	const JDIFFROW diff_buf, JSAMPROW output_buf,
 	JDIMENSION width)
 {
-  (void)cinfo;
+  //(void)cinfo;
   unsigned int xindex;
 
   for (xindex = 0; xindex < width; xindex++)
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jquant1.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jquant1.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jquant1.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jquant1.c	2024-01-09 17:53:53.891708593 +0100
@@ -251,8 +251,8 @@
    * (Forcing the upper and lower values to the limits ensures that
    * dithering can't produce a color outside the selected gamut.)
    */
-  (void) cinfo;
-  (void) ci;
+  //(void) cinfo;
+  //(void) ci;
   return (int) (((IJG_INT32) j * MAXJSAMPLE + maxj/2) / maxj);
 }
 
@@ -262,8 +262,8 @@
 /* Return largest input value that should map to j'th output value */
 /* Must have largest(j=0) >= 0, and largest(j=maxj) >= MAXJSAMPLE */
 {
-  (void) cinfo;
-  (void) ci;
+  //(void) cinfo;
+  //(void) ci;
   /* Breakpoints are halfway between values returned by output_value */
   return (int) (((IJG_INT32) (2*j + 1) * MAXJSAMPLE + maxj) / (2*maxj));
 }
@@ -744,7 +744,7 @@
 METHODDEF(void)
 start_pass_1_quant (j_decompress_ptr cinfo, boolean is_pre_scan)
 {
-  (void) is_pre_scan;
+  //(void) is_pre_scan;
   my_cquantize_ptr cquantize = (my_cquantize_ptr) cinfo->cquantize;
   size_t arraysize;
   int i;
@@ -802,7 +802,7 @@
 METHODDEF(void)
 finish_pass_1_quant (j_decompress_ptr cinfo)
 {
-  (void) cinfo;
+  //(void) cinfo;
   /* no work in 1-pass case */
 }
 
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jquant2.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jquant2.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg16/jquant2.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg16/jquant2.c	2024-01-09 17:54:05.051606183 +0100
@@ -224,7 +224,7 @@
 prescan_quantize (j_decompress_ptr cinfo, JSAMPARRAY input_buf,
           JSAMPARRAY output_buf, int num_rows)
 {
-  (void) output_buf;
+  //(void) output_buf;
   my_cquantize_ptr cquantize = (my_cquantize_ptr) cinfo->cquantize;
   register JSAMPROW ptr;
   register histptr histp;
@@ -1156,7 +1156,7 @@
 METHODDEF(void)
 finish_pass2 (j_decompress_ptr cinfo)
 {
-  (void) cinfo;
+  //(void) cinfo;
   /* no work */
 }
 
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jccoefct.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jccoefct.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jccoefct.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jccoefct.c	2024-01-09 17:54:11.635545753 +0100
@@ -343,7 +343,7 @@
 METHODDEF(boolean)
 compress_output (j_compress_ptr cinfo, JSAMPIMAGE input_buf)
 {
-  (void)input_buf;
+  //(void)input_buf;
   j_lossy_c_ptr lossyc = (j_lossy_c_ptr) cinfo->codec;
   c_coef_ptr coef = (c_coef_ptr) lossyc->coef_private;
   JDIMENSION MCU_col_num;   /* index of current MCU within row */
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jcdiffct.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jcdiffct.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jcdiffct.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jcdiffct.c	2024-01-09 17:54:16.815498204 +0100
@@ -302,7 +302,7 @@
 METHODDEF(boolean)
 compress_output (j_compress_ptr cinfo, JSAMPIMAGE input_buf)
 {
-  (void)input_buf;
+  //(void)input_buf;
   j_lossless_c_ptr losslsc = (j_lossless_c_ptr) cinfo->codec;
   c_diff_ptr diff = (c_diff_ptr) losslsc->diff_private;
   /* JDIMENSION MCU_col_num; */ /* index of current MCU within row */
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jcpred.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jcpred.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jcpred.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jcpred.c	2024-01-09 17:54:25.827415468 +0100
@@ -213,7 +213,7 @@
          const JSAMPROW input_buf, JSAMPROW prev_row,
          JDIFFROW diff_buf, JDIMENSION width)
 {
-  (void)prev_row;
+  //(void)prev_row;
   DIFFERENCE_1D(INITIAL_PREDICTORx);
 
   /*
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jctrans.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jctrans.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jctrans.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jctrans.c	2024-01-09 17:54:33.939340981 +0100
@@ -267,7 +267,7 @@
 METHODDEF(boolean)
 compress_output (j_compress_ptr cinfo, JSAMPIMAGE input_buf)
 {
-  (void)input_buf;
+  //(void)input_buf;
   j_lossy_c_ptr lossyc = (j_lossy_c_ptr) cinfo->codec;
   c_coef_ptr coef = (c_coef_ptr) lossyc->coef_private;
   JDIMENSION MCU_col_num;   /* index of current MCU within row */
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jdmerge.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jdmerge.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jdmerge.c	2024-01-09 17:13:10.345673450 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jdmerge.c	2024-01-09 17:54:41.019275962 +0100
@@ -148,7 +148,7 @@
             JDIMENSION out_rows_avail)
 /* 2:1 vertical sampling case: may need a spare row. */
 {
-  (void) in_row_groups_avail;
+  //(void) in_row_groups_avail;
   my_upsample_ptr upsample = (my_upsample_ptr) cinfo->upsample;
   JSAMPROW work_ptrs[2];
   JDIMENSION num_rows;      /* number of rows returned to caller */
@@ -198,8 +198,8 @@
             JDIMENSION out_rows_avail)
 /* 1:1 vertical sampling case: much easier, never need a spare row. */
 {
-  (void) in_row_groups_avail;
-  (void) out_rows_avail;
+  //(void) in_row_groups_avail;
+  //(void) out_rows_avail;
   my_upsample_ptr upsample = (my_upsample_ptr) cinfo->upsample;
 
   /* Just do the upsampling. */
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jdpostct.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jdpostct.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jdpostct.c	2024-01-09 17:13:10.349673411 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jdpostct.c	2024-01-09 17:54:48.891203659 +0100
@@ -161,8 +161,8 @@
               JSAMPARRAY output_buf, JDIMENSION *out_row_ctr,
               JDIMENSION out_rows_avail)
 {
-  (void) output_buf;
-  (void) out_rows_avail;
+  //(void) output_buf;
+  //(void) out_rows_avail;
   my_post_ptr post = (my_post_ptr) cinfo->post;
   JDIMENSION old_next_row, num_rows;
 
@@ -207,9 +207,9 @@
             JSAMPARRAY output_buf, JDIMENSION *out_row_ctr,
             JDIMENSION out_rows_avail)
 {
-  (void) input_buf;
-  (void) in_row_group_ctr;
-  (void) in_row_groups_avail;
+  //(void) input_buf;
+  //(void) in_row_group_ctr;
+  //(void) in_row_groups_avail;
   my_post_ptr post = (my_post_ptr) cinfo->post;
   JDIMENSION num_rows, max_rows;
 
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jdpred.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jdpred.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jdpred.c	2024-01-09 17:13:10.349673411 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jdpred.c	2024-01-09 17:55:02.179081586 +0100
@@ -101,8 +101,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   UNDIFFERENCE_1D(INITIAL_PREDICTOR2);
 }
 
@@ -111,8 +111,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   UNDIFFERENCE_2D(PREDICTOR2);
   JPEG_UNUSED(Rc);
   JPEG_UNUSED(Rb);
@@ -123,8 +123,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   UNDIFFERENCE_2D(PREDICTOR3);
   JPEG_UNUSED(Rc);
   JPEG_UNUSED(Rb);
@@ -135,8 +135,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   UNDIFFERENCE_2D(PREDICTOR4);
   JPEG_UNUSED(Rc);
   JPEG_UNUSED(Rb);
@@ -147,8 +147,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   SHIFT_TEMPS
   UNDIFFERENCE_2D(PREDICTOR5);
   JPEG_UNUSED(Rc);
@@ -160,8 +160,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   SHIFT_TEMPS
   UNDIFFERENCE_2D(PREDICTOR6);
   JPEG_UNUSED(Rc);
@@ -173,8 +173,8 @@
            const JDIFFROW diff_buf, const JDIFFROW prev_row,
            JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)cinfo;
-  (void)comp_index;
+  //(void)cinfo;
+  //(void)comp_index;
   SHIFT_TEMPS
   UNDIFFERENCE_2D(PREDICTOR7);
   JPEG_UNUSED(Rc);
@@ -194,7 +194,7 @@
                 const JDIFFROW diff_buf, JDIFFROW prev_row,
                 JDIFFROW undiff_buf, JDIMENSION width)
 {
-  (void)prev_row;
+  //(void)prev_row;
   j_lossless_d_ptr losslsd = (j_lossless_d_ptr) cinfo->codec;
 
   UNDIFFERENCE_1D(INITIAL_PREDICTORx);
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jdsample.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jdsample.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jdsample.c	2024-01-09 17:13:10.349673411 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jdsample.c	2024-01-09 17:55:13.234979994 +0100
@@ -92,7 +92,7 @@
           JSAMPARRAY output_buf, JDIMENSION *out_row_ctr,
           JDIMENSION out_rows_avail)
 {
-  (void)in_row_groups_avail;
+  //(void)in_row_groups_avail;
   my_upsample_ptr upsample = (my_upsample_ptr) cinfo->upsample;
   int ci;
   jpeg_component_info * compptr;
@@ -158,8 +158,8 @@
 fullsize_upsample (j_decompress_ptr cinfo, jpeg_component_info * compptr,
            JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)
 {
-  (void)cinfo;
-  (void)compptr;
+  //(void)cinfo;
+  //(void)compptr;
   *output_data_ptr = input_data;
 }
 
@@ -173,9 +173,9 @@
 noop_upsample (j_decompress_ptr cinfo, jpeg_component_info * compptr,
            JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)
 {
-  (void)cinfo;
-  (void)compptr;
-  (void)input_data;
+  //(void)cinfo;
+  //(void)compptr;
+  //(void)input_data;
   *output_data_ptr = NULL;  /* safety check */
 }
 
@@ -239,7 +239,7 @@
 h2v1_upsample (j_decompress_ptr cinfo, jpeg_component_info * compptr,
            JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)
 {
-  (void)compptr;
+  //(void)compptr;
   JSAMPARRAY output_data = *output_data_ptr;
   register JSAMPROW inptr, outptr;
   register JSAMPLE invalue;
@@ -268,7 +268,7 @@
 h2v2_upsample (j_decompress_ptr cinfo, jpeg_component_info * compptr,
            JSAMPARRAY input_data, JSAMPARRAY * output_data_ptr)
 {
-  (void)compptr;
+  //(void)compptr;
   JSAMPARRAY output_data = *output_data_ptr;
   register JSAMPROW inptr, outptr;
   register JSAMPLE invalue;
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jdscale.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jdscale.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jdscale.c	2024-01-09 17:13:10.349673411 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jdscale.c	2024-01-09 17:55:21.722901985 +0100
@@ -67,7 +67,7 @@
 	const JDIFFROW diff_buf, JSAMPROW output_buf,
 	JDIMENSION width)
 {
-  (void)cinfo;
+  //(void)cinfo;
   unsigned int xindex;
 
   for (xindex = 0; xindex < width; xindex++)
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jquant1.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jquant1.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jquant1.c	2024-01-09 17:13:10.349673411 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jquant1.c	2024-01-09 17:48:22.270738074 +0100
@@ -251,8 +251,8 @@
    * (Forcing the upper and lower values to the limits ensures that
    * dithering can't produce a color outside the selected gamut.)
    */
-  (void) cinfo;
-  (void) ci;
+  //(void) cinfo;
+  //(void) ci;
   return (int) (((IJG_INT32) j * MAXJSAMPLE + maxj/2) / maxj);
 }
 
@@ -262,8 +262,8 @@
 /* Return largest input value that should map to j'th output value */
 /* Must have largest(j=0) >= 0, and largest(j=maxj) >= MAXJSAMPLE */
 {
-  (void) cinfo;
-  (void) ci;
+  //(void) cinfo;
+  //(void) ci;
   /* Breakpoints are halfway between values returned by output_value */
   return (int) (((IJG_INT32) (2*j + 1) * MAXJSAMPLE + maxj) / (2*maxj));
 }
@@ -744,7 +744,7 @@
 METHODDEF(void)
 start_pass_1_quant (j_decompress_ptr cinfo, boolean is_pre_scan)
 {
-  (void) is_pre_scan;
+  //(void) is_pre_scan;
   my_cquantize_ptr cquantize = (my_cquantize_ptr) cinfo->cquantize;
   size_t arraysize;
   int i;
@@ -802,7 +802,7 @@
 METHODDEF(void)
 finish_pass_1_quant (j_decompress_ptr cinfo)
 {
-  (void) cinfo;
+  //(void) cinfo;
   /* no work in 1-pass case */
 }
 
diff -urEb dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jquant2.c dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jquant2.c
--- dcmtk-DCMTK-3.6.8.orig/dcmjpeg/libijg8/jquant2.c	2024-01-09 17:13:10.349673411 +0100
+++ dcmtk-DCMTK-3.6.8/dcmjpeg/libijg8/jquant2.c	2024-01-09 17:47:42.343100533 +0100
@@ -224,7 +224,7 @@
 prescan_quantize (j_decompress_ptr cinfo, JSAMPARRAY input_buf,
           JSAMPARRAY output_buf, int num_rows)
 {
-  (void) output_buf;
+  //(void) output_buf;
   my_cquantize_ptr cquantize = (my_cquantize_ptr) cinfo->cquantize;
   register JSAMPROW ptr;
   register histptr histp;
@@ -1156,7 +1156,7 @@
 METHODDEF(void)
 finish_pass2 (j_decompress_ptr cinfo)
 {
-  (void) cinfo;
+  //(void) cinfo;
   /* no work */
 }