glx: include string.h to silence missing memset() prototype warning

diff --git a/src/glx/x11/glxhash.c b/src/glx/x11/glxhash.c
index 7d28ada..6f2c51d 100644 (file)
--- a/src/glx/x11/glxhash.c
+++ b/src/glx/x11/glxhash.c
@@ -77,6 +77,7 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 
 #define HASH_MAGIC 0xdeadbeef
 #define HASH_DEBUG 0