[PATCH 1/2] Fix compiler warning in iprange.c

[Ryan O'Hara]

The declaration of main() in iprange.c did not specify a type, causing
a compiler warning [-Wimplicit-int]. This patch simply declares main()
to be type 'int' and calls exit(0) at the end of the function.
---
 contrib/iprange/iprange.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/contrib/iprange/iprange.c b/contrib/iprange/iprange.c
index 91690c77..abae0076 100644
--- a/contrib/iprange/iprange.c
+++ b/contrib/iprange/iprange.c
@@ -111,7 +111,7 @@ static void usage(const char *argv0)
                "\n", argv0);
 }
 
-main(int argc, char **argv)
+int main(int argc, char **argv)
 {
        char line[MAXLINE];
        int l, lnum;
@@ -198,4 +198,5 @@ main(int argc, char **argv)
                        convert_range(sa, da, he, NULL);
                }
        }
+       exit(0);
 }
-- 
2.14.2