include: [xalloc.h] include string.h

xalloc.h needs string.h for declaration of strdup().  Otherwise we
can get implicit declaration warning.  This patch prevents it.

Signed-off-by: Marek Polacek <mpolacek@redhat.com>

diff --git a/include/xalloc.h b/include/xalloc.h
index 27efa30c58aadcd68e8f5618612a5815265ce9e0..841333c30886aa1aa08a3257875cbdcfe25fd60f 100644 (file)
--- a/include/xalloc.h
+++ b/include/xalloc.h
@@ -12,6 +12,7 @@
 
 #include <stdlib.h>
 #include <err.h>
+#include <string.h>
 
 #include "c.h"