--- port.h.orig	Sat Mar 27 15:23:53 1999
+++ port.h	Sat Mar 27 16:24:39 1999
@@ -125,7 +125,7 @@
 #define SLASH_CHAR '/'
 #endif
 
-#ifdef __linux
+#if defined(__linux) || defined(__FreeBSD__)
 typedef void (*SignalHandler)(int);
 #define SIG_PF SignalHandler
 #endif