hide internal check_help

This function was exposed by mistake when it was introduced in 387317a
(isl_args_parse: optionally ignore --help, Thu Mar 22 17:03:47 2012 +0100).

Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>

diff --git a/isl_arg.c b/isl_arg.c
index d8e757f..f2025ee 100644 (file)
--- a/isl_arg.c
+++ b/isl_arg.c
@@ -1147,7 +1147,7 @@ static int next_arg(struct isl_arg *arg, int a)
 /* Unless ISL_ARG_SKIP_HELP is set, check if any of the arguments is
  * equal to "--help" and if so call print_help_and_exit.
  */
-void check_help(struct isl_args *args, int argc, char **argv, void *opt,
+static void check_help(struct isl_args *args, int argc, char **argv, void *opt,
        unsigned flags)
 {
        int i;