--- a/libpurple/protocols/zephyr/ZIfNotice.c	Sun Nov 10 04:58:08 2019 -0500
+++ b/libpurple/protocols/zephyr/ZIfNotice.c	Sun Nov 10 05:20:10 2019 -0500
@@ -10,11 +10,9 @@
 
 #include "internal.h"
 
-Code_t ZIfNotice(notice, from, predicate, args)
-    ZNotice_t *notice;
-    struct sockaddr_in *from;
-    int (*predicate)(ZNotice_t *, void *);
-    void *args;
+Code_t
+ZIfNotice(ZNotice_t *notice, struct sockaddr_in *from,
+          int (*predicate)(ZNotice_t *, void *), void *args)
 {
     ZNotice_t tmpnotice;
     Code_t retval;