--- cmd/lefty/ws/x11/libfilereq/selfile.c.orig	Fri Dec  6 19:11:00 1996
+++ cmd/lefty/ws/x11/libfilereq/selfile.c	Tue Jan 27 20:38:49 1998
@@ -44,9 +44,12 @@
 #include <stdio.h>
 #include <errno.h>
 /* BSD 4.3 errno.h does not declare errno */
+/* but BSD 4.4 does */
+#ifndef HAVE_SYS_ERRLIST
 extern int errno;
 extern int sys_nerr;
 extern char *sys_errlist[];
+#endif
 
 #include <sys/param.h>
 #include <X11/cursorfont.h>
