Include <stdlib.h> for declaration of free.

diff --git a/lib/xgethostname.c b/lib/xgethostname.c
index a78dda8..861c52f 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>