Include xstrtol.h, not obsolete file xstrtoul.h.

diff --git a/src/chgrp.c b/src/chgrp.c
index 14e14cab251c644fa8f13de3ab011fa6d76ceb0b..ecf2e5d7f9cc39ceef1b216c46b63a9e5f20dcac 100644 (file)
--- a/src/chgrp.c
+++ b/src/chgrp.c
@@ -27,7 +27,7 @@
 #include "error.h"
 #include "group-member.h"
 #include "savedir.h"
-#include "xstrtoul.h"
+#include "xstrtol.h"
 
 /* The official name of this program (e.g., no `g' prefix).  */
 #define PROGRAM_NAME "chgrp"