X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=configure.in;h=fa8c7a06ad776410aa874c2209403d37906a7175;hb=075a7a7ef67011d9f2c2ae939bc287fa97fc1b8f;hp=3934b1f8953239c54c826785e40134aa4189c55a;hpb=a7d4edc8c506909a92064cadf4681638afa8f13e;p=freeglut

diff --git a/configure.in b/configure.in
index 3934b1f..fa8c7a0 100644
--- a/configure.in
+++ b/configure.in
@@ -16,10 +16,19 @@ AC_SUBST(LIBTOOL_DEPS)
 dnl Checks for libraries.
 AC_PATH_XTRA
 
+AC_CHECK_LIB(Xxf86vm,XF86VidModeSwitchToMode,
+	LIBXXF86VM=-lXxf86vm,LIBXXF86VM=,$X_LIBS -lXext -lX11)
+AC_SUBST(LIBXXF86VM)
+
 dnl Checks for header files.
 AC_STDC_HEADERS
 AC_HAVE_HEADERS( GL/gl.h GL/glu.h GL/glx.h )
 
+save_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS $X_CFLAGS"
+AC_CHECK_HEADERS(X11/extensions/xf86vmode.h,,,[#include <X11/Xlib.h>])
+CFLAGS="$save_CFLAGS"
+
 dnl Checks for typedefs, structures, and compiler characteristics.
 
 dnl Checks for library functions.