Make sure we have a show_usage function prototype

[oweals/busybox.git] / networking / udhcp / dhcpc.c

diff --git a/networking/udhcp/dhcpc.c b/networking/udhcp/dhcpc.c
index b50b1ed030ce9469f3827655bb99ebd90a5a0a99..c55ebbb09a65c32ff5e9fdf431bbddb3921814d2 100644 (file)
--- a/networking/udhcp/dhcpc.c
+++ b/networking/udhcp/dhcpc.c
@@ -77,7 +77,7 @@ struct client_config_t client_config = {
 };
 
 #ifndef BB_VER
-static void show_usage(void)
+static void __attribute__ ((noreturn)) show_usage(void)
 {
        printf(
 "Usage: udhcpc [OPTIONS]\n\n"
@@ -99,6 +99,8 @@ static void show_usage(void)
        );
        exit(0);
 }
+#else
+extern void show_usage(void) __attribute__ ((noreturn));
 #endif