fix kill() call, thanks to Andreas Hofmeister

diff --git a/pppd/multilink.c b/pppd/multilink.c
index 23f0fa084962a4ffb7baa345919f58b9b2ab6068..cb6bd106d1061e72d081741cfc4c134a06200df6 100644 (file)
--- a/pppd/multilink.c
+++ b/pppd/multilink.c
@@ -49,7 +49,7 @@ static int owns_unit __P((TDB_DATA pid, int unit));
         || ((addr) & 0xfff00000) == 0xac100000         /* 172.16.x.x */  \
         || ((addr) & 0xffff0000) == 0xc0a80000)        /* 192.168.x.x */
 
-#define process_exists(n)      (kill(0, (n)) == 0 || errno != ESRCH)
+#define process_exists(n)      (kill((n), 0) == 0 || errno != ESRCH)
 
 void
 mp_check_options()