Slight optimization: use strlcpy() to avoid calloc().

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@891 d4fa192b-c00b-0410-8231-f00ffab90ce4

lib/libcompat/strndup.c

@@ -8,6 +8,10 @@
 #include <stdlib.h>
 #include <string.h>
 
+#ifndef HAVE_STRLCPY
+#include "compat/strlcpy.h"
+#endif
+
 #include "compat/strndup.h"
 
 char *
@@ -16,8 +20,8 @@ strndup(const char *str, size_t len)
 	char *dup;
 
 	/* wasteful if len is large and str is short */
-	if ((dup = calloc(len + 1, 1)) != NULL)
-		strncpy(dup, str, len);
+	if ((dup = malloc(len + 1)) != NULL)
+		strlcpy(dup, str, len + 1);
 	return (dup);
 }