From 44a766a3d086f10cb584a0c423e5bed6af2e3615 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jaroslav=20=C5=A0karvada?= <jskarvad@redhat.com>
Date: Thu, 27 Feb 2025 23:00:16 +0100
Subject: [PATCH] pppdump: Fixed building with GCC 15 (#548)
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GCC 15 defaults to C23 which does not allow K&R declarations.

Credit Yaakov Selkowitz in:
https://src.fedoraproject.org/rpms/ppp/pull-request/12

Upstream-Status: Backport [https://github.com/ppp-project/ppp/pull/548]

Signed-off-by: Jaroslav Škarvada <jskarvad@redhat.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
 pppdump/pppdump.c | 20 +++++++-------------
 1 file changed, 7 insertions(+), 13 deletions(-)

diff --git a/pppdump/pppdump.c b/pppdump/pppdump.c
index c24208a..1534036 100644
--- a/pppdump/pppdump.c
+++ b/pppdump/pppdump.c
@@ -42,14 +42,12 @@ int tot_sent, tot_rcvd;
 extern int optind;
 extern char *optarg;
 
-void dumplog();
-void dumpppp();
-void show_time();
+void dumplog(FILE *);
+void dumpppp(FILE *);
+void show_time(FILE *, int);
 
 int
-main(ac, av)
-    int ac;
-    char **av;
+main(int ac, char **av)
 {
     int i;
     char *p;
@@ -97,8 +95,7 @@ main(ac, av)
 }
 
 void
-dumplog(f)
-    FILE *f;
+dumplog(FILE *f)
 {
     int c, n, k, col;
     int nb, c2;
@@ -241,8 +238,7 @@ struct pkt {
 unsigned char dbuf[8192];
 
 void
-dumpppp(f)
-    FILE *f;
+dumpppp(FILE *f)
 {
     int c, n, k;
     int nb, nl, dn, proto, rv;
@@ -375,9 +371,7 @@ dumpppp(f)
 }
 
 void
-show_time(f, c)
-    FILE *f;
-    int c;
+show_time(FILE *f, int c)
 {
     time_t t;
     int n;
