Include <stdlib.h> for declaration of free.

diff --git a/lib/xgethostname.c b/lib/xgethostname.c
index a78dda8b62a45292191a0fe186461b8a7da4fb7b..861c52f050131653a66436c286b4ec46977a31ce 100644 (file)
--- a/lib/xgethostname.c
+++ b/lib/xgethostname.c
@@ -21,6 +21,7 @@
 # include <config.h>
 #endif
 
+#include <stdlib.h>
 #include <sys/types.h>
 
 #include <errno.h>