gentoo-overlay/x11-misc/xcalendar/files/xcalendar-4.0-clang16.patch

https://bugs.gentoo.org/870484
--- a/lists.c
+++ b/lists.c
@@ -26,4 +26,5 @@
 #include "xcalendar.h"
 
+int is_last(LList *list);
 
 List 
@@ -150,5 +151,5 @@
 }
 
-is_last(list)
+int is_last(list)
     LList          *list;
 {
--- a/xcalendar.c
+++ b/xcalendar.c
@@ -1168,5 +1168,5 @@
     int             m, y;
 {
-    register        d, i;
+    int             d, i;
 
     calInit = y;
@@ -1217,5 +1217,5 @@
     int             yr;
 {
-    register        y, d;
+    int             y, d;
 
     /*
--- a/xcalendar.h
+++ b/xcalendar.h
@@ -38,4 +38,5 @@
 
 #include <stdio.h>
+#include <stdlib.h>
 #include  <X11/Xos.h>
 #include <X11/Xlib.h>