# HG changeset patch
# User Alain Mazy <am@orthanc.team>
# Date 1766154695 -3600
# Node ID e7c12b47e6c4fb190d2deac6f3be2744e1fea9bf
# Parent  5037896a19aec49f13518c43a9fd5bdf92dbf5a8
fix libcurl build with gcc 15.2 on ubuntu 25.10

diff -r 5037896a19ae -r e7c12b47e6c4 OrthancFramework/Resources/CMake/LibCurlConfiguration.cmake
--- a/OrthancFramework/Resources/CMake/LibCurlConfiguration.cmake	Fri Dec 19 12:39:05 2025 +0100
+++ b/OrthancFramework/Resources/CMake/LibCurlConfiguration.cmake	Fri Dec 19 15:31:35 2025 +0100
@@ -113,9 +113,10 @@
       SET(TMP_OS "x86")
     endif()
 
+    # _GNU_SOURCE is required for accept4(), pipe2(), sendmmsg()
     set_property(
       SOURCE ${CURL_SOURCES} APPEND
-      PROPERTY COMPILE_DEFINITIONS "HAVE_CONFIG_H=1;OS=\"${TMP_OS}\""
+      PROPERTY COMPILE_DEFINITIONS "HAVE_CONFIG_H=1;OS=\"${TMP_OS}\";_GNU_SOURCE"
       )
 
     if(CMAKE_C_COMPILER_TARGET)