diff -ru contrib/tcsh.orig/sh.func.c contrib/tcsh/sh.func.c
--- contrib/tcsh.orig/sh.func.c	2004-06-01 17:34:01.000000000 -0300
+++ contrib/tcsh/sh.func.c	2004-09-12 16:43:39.000000000 -0300
@@ -1858,6 +1858,10 @@
     { RLIMIT_POSIXLOCKS, "posixlocks",   1,      ""		},
 #endif /* RLIMIT_POSIXLOCKS */
 
+#ifdef RLIMIT_FORK
+    { RLIMIT_FORK,	"forkdepth",	1,	""		},
+#endif /* RLIMIT_FORK */
+
     { -1, 		NULL, 		0, 	NULL		}
 };
 
diff -ru contrib/tcsh.orig/tcsh.man contrib/tcsh/tcsh.man
--- contrib/tcsh.orig/tcsh.man	2003-06-16 23:47:07.000000000 -0300
+++ contrib/tcsh/tcsh.man	2004-09-12 16:44:38.000000000 -0300
@@ -2922,6 +2922,9 @@
 .TP
 \fIsbsize\fR
 the maximum size of socket buffer usage for this user
+.TP
+\fIforkdepth\fR
+the maximum depth of the process tree having the current process as its root
 .PP
 \fImaximum-use\fR may be given as a (floating point or
 integer) number followed by a scale factor.  For all limits