When building for Mingw64 target on Fedora 22 a warning is issued about _WIN32_WINNT being redefined.
In file included from ui/gtk.c:40:0: include/ui/gtk.h:5:0: warning: "_WIN32_WINNT" redefined # define _WIN32_WINNT 0x0601 /* needed to get definition of MAPVK_VK_TO_VSC */ ^ In file included from /usr/i686-w64-mingw32/sys-root/mingw/include/crtdefs.h:10:0, from /usr/i686-w64-mingw32/sys-root/mingw/include/stdio.h:9, from /home/berrange/src/virt/qemu/include/qemu/fprintf-fn.h:12, from /home/berrange/src/virt/qemu/include/qemu-common.h:18, from ui/gtk.c:37: /usr/i686-w64-mingw32/sys-root/mingw/include/_mingw.h:225:0: note: this is the location of the previous definition #define _WIN32_WINNT 0x502 ^ Signed-off-by: Daniel P. Berrange <berra...@redhat.com> --- include/ui/gtk.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/include/ui/gtk.h b/include/ui/gtk.h index ee6dffd..7796231 100644 --- a/include/ui/gtk.h +++ b/include/ui/gtk.h @@ -2,7 +2,9 @@ #define UI_GTK_H #ifdef _WIN32 -# define _WIN32_WINNT 0x0601 /* needed to get definition of MAPVK_VK_TO_VSC */ +# ifndef _WIN32_WINNT +# define _WIN32_WINNT 0x0601 /* needed to get definition of MAPVK_VK_TO_VSC */ +# endif #endif #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE -- 2.4.3