Include strings.h for strcasecmpHEADmaster

Our minimum requirement for X11 is currently Unix98.  Unix98 provides
strcasecmp in <strings.h>.  This commit fixes implicit declarations
of this function on systems that closely adhere to the standard.

Signed-off-by: Jeremy Huddleston <jeremyhu@apple.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/xrandr.c b/xrandr.c
index d35e451..35dff3e 100644
--- a/xrandr.c
+++ b/xrandr.c
@@ -32,6 +32,7 @@
 #include <X11/Xatom.h>
 #include <X11/extensions/Xrandr.h>
 #include <X11/extensions/Xrender.h>	/* we share subpixel information */
+#include <strings.h>
 #include <string.h>
 #include <stdlib.h>
 #include <stdarg.h>