--- process/process.ih.orig	2008-11-03 16:24:04.000000000 +0100
+++ process/process.ih	2009-03-10 05:45:35.000000000 +0100
@@ -6,6 +6,9 @@
 #include <sys/types.h>
 // #include <sys/stat.h>
 #include <sys/wait.h>
+#ifdef __FreeBSD__
+#include <signal.h>
+#endif
 
 #include <bobcat/errno>
 #include <bobcat/redirector>