attempt to support Windows XP

issue #685
2022-12-28 15:40:27 -05:00 · 2022-12-28 15:40:27 -05:00 · 56be377cc2
parent 6811413afc
commit 56be377cc2
1 changed files with 4 additions and 0 deletions
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@ -708,6 +708,10 @@ if (WIN32)
  if (NOT MSVC)
    list(APPEND DEPENDENCIES_LIBRARIES -static)
  endif()
+  # support Windows XP
+  if (CMAKE_SIZEOF_VOID_P EQUAL 4)
+    list(APPEND DEPENDENCIES_DEFINES "_WIN32_WINNT=0x0501")
+  endif()
 elseif (APPLE)
  find_library(COCOA Cocoa REQUIRED)
  list(APPEND DEPENDENCIES_LIBRARIES ${COCOA})