diff -urN -x '*.sub' -x '*.guess' tcsh-6.18.01/config/haiku tcsh-6.18.01-ok/config/haiku
--- tcsh-6.18.01/config/haiku	1970-01-01 09:00:00.000000000 +0900
+++ tcsh-6.18.01-ok/config/haiku	2013-06-26 00:03:35.474218496 +0900
@@ -0,0 +1,83 @@
+/*
+ * config.h -- configure various defines for tcsh
+ *
+ * All source files should #include this FIRST.
+ *
+ * Edit this to match your system type.
+ */
+
+#ifndef _h_config
+#define _h_config
+/****************** System dependant compilation flags ****************/
+/*
+ * POSIX	This system supports IEEE Std 1003.1-1988 (POSIX).
+ */
+#define POSIX
+
+/*
+ * POSIXJOBS	This system supports the optional IEEE Std 1003.1-1988 (POSIX)
+ *		job control facilities.
+ */
+#define POSIXJOBS
+
+/*
+ * VFORK	This machine has a vfork().  
+ *		It used to be that for job control to work, this define
+ *		was mandatory. This is not the case any more.
+ *		If you think you still need it, but you don't have vfork, 
+ *		define this anyway and then do #define vfork fork.  
+ *		I do this anyway on a Sun because of yellow pages brain damage,
+ *		[should not be needed under 4.1]
+ *		and on the iris4d cause	SGI's fork is sufficiently "virtual" 
+ *		that vfork isn't necessary.  (Besides, SGI's vfork is weird).
+ *		Note that some machines eg. rs6000 have a vfork, but not
+ *		with the berkeley semantics, so we cannot use it there either.
+ */
+#define VFORK
+
+/*
+ * BSDJOBS	You have BSD-style job control (both process groups and
+ *		a tty that deals correctly
+ */
+#define BSDJOBS
+
+/*
+ * BSDTIMES	You have BSD-style process time stuff (like rusage)
+ *		This may or may not be true.  For example, Apple Unix
+ *		(OREO) has BSDJOBS but not BSDTIMES.
+ */
+#undef BSDTIMES
+
+/*
+ * BSDLIMIT	You have BSD-style resource limit stuff (getrlimit/setrlimit)
+ */
+#define BSDLIMIT
+
+/*
+ * TERMIO	You have struct termio instead of struct sgttyb.
+ * 		This is usually the case for SYSV systems, where
+ *		BSD uses sgttyb. POSIX systems should define this
+ *		anyway, even though they use struct termios.
+ */
+#define TERMIO
+
+/*
+ * SYSVREL	Your machine is SYSV based (HPUX, A/UX)
+ *		NOTE: don't do this if you are on a Pyramid -- tcsh is
+ *		built in a BSD universe.
+ *		Set SYSVREL to 1, 2, 3, or 4, depending the version of System V
+ *		you are running. Or set it to 0 if you are not SYSV based
+ */
+#define SYSVREL	0
+
+/*
+ * YPBUGS	Work around Sun YP bugs that cause expansion of ~username
+ *		to send command output to /dev/null
+ */
+#undef YPBUGS
+
+/****************** local defines *********************/
+
+#define HAIKU
+
+#endif /* _h_config */
diff -urN -x '*.sub' -x '*.guess' tcsh-6.18.01/config_f.h tcsh-6.18.01-ok/config_f.h
--- tcsh-6.18.01/config_f.h	2011-02-06 05:34:55.009961472 +0900
+++ tcsh-6.18.01-ok/config_f.h	2013-06-26 05:49:55.449052672 +0900
@@ -135,7 +135,7 @@
  *		This can be much slower and no memory statistics will be
  *		provided.
  */
-#if defined(__MACHTEN__) || defined(PURIFY) || defined(MALLOC_TRACE) || defined(_OSD_POSIX) || defined(__MVS__) || defined (__CYGWIN__) || defined(__GLIBC__)
+#if defined(__MACHTEN__) || defined(PURIFY) || defined(MALLOC_TRACE) || defined(_OSD_POSIX) || defined(__MVS__) || defined (__CYGWIN__) || defined(__GLIBC__) || defined(__HAIKU__)
 # define SYSMALLOC
 #else
 # undef SYSMALLOC
@@ -166,7 +166,7 @@
  * COLORCAT Do you want to colorful message ?
  *
  */
-#undef COLORCAT
+#define COLORCAT
 
 /*
  * FILEC    support for old style file completion
diff -urN -x '*.sub' -x '*.guess' tcsh-6.18.01/configure tcsh-6.18.01-ok/configure
--- tcsh-6.18.01/configure	2012-02-14 01:34:09.010485760 +0900
+++ tcsh-6.18.01-ok/configure	2013-06-26 07:07:47.492306432 +0900
@@ -2941,6 +2941,11 @@
     tcsh_config_file=qnx6
   ;;
 
+  ## HAIKU
+  *-*-haiku*)
+    tcsh_config_file=haiku
+  ;;
+
   * )
     as_fn_error $? "Tcsh can't guess the configuration file name
 for \`${host}' systems.
diff -urN -x '*.sub' -x '*.guess' tcsh-6.18.01/configure.in tcsh-6.18.01-ok/configure.in
--- tcsh-6.18.01/configure.in	2012-02-14 01:33:50.010485760 +0900
+++ tcsh-6.18.01-ok/configure.in	2013-06-26 07:06:25.773324800 +0900
@@ -259,6 +259,11 @@
     tcsh_config_file=qnx6
   ;;
 
+  ## HAIKU
+  *-*-haiku*)
+    tcsh_config_file=haiku
+  ;;
+
   * )
   changequote([, ])dnl
   AC_MSG_ERROR([Tcsh can't guess the configuration file name
diff -urN -x '*.sub' -x '*.guess' tcsh-6.18.01/host.defs tcsh-6.18.01-ok/host.defs
--- tcsh-6.18.01/host.defs	2012-01-12 05:20:15.012845056 +0900
+++ tcsh-6.18.01-ok/host.defs	2013-06-26 00:39:35.687865856 +0900
@@ -1226,7 +1226,12 @@
 enddef	:
 
 
+newdef	: defined(HAIKU)
+ostype	: defined(HAIKU)		: "haiku"
+hosttype:						: "haiku"
+enddef	:
 newcode :
+
 #ifndef _hosttype_
     hosttype = "unknown";
 #endif
diff -urN -x '*.sub' -x '*.guess' tcsh-6.18.01/Ported tcsh-6.18.01-ok/Ported
--- tcsh-6.18.01/Ported	2010-01-29 04:01:05.008650752 +0900
+++ tcsh-6.18.01-ok/Ported	2013-06-26 00:18:28.947388416 +0900
@@ -6,6 +6,17 @@
 
 christos
 
+VENDOR	:	Haiku
+MODELS	:	any
+COMPILER:	cc, gcc
+CFLAGS	:	normal
+LIBES	:	-ltermcap
+OS	:	haiku
+CONFIG	:	haiku*
+ENVIRON	:	n/a
+NOTES	:	test
+VERSION	:	6.18.1
+
 
 VENDOR	:	Sun
 MODELS	:	sun3, sun4, sun386i
diff -urN -x '*.sub' -x '*.guess' tcsh-6.18.01/sh.proc.c tcsh-6.18.01-ok/sh.proc.c
--- tcsh-6.18.01/sh.proc.c	2012-01-26 00:34:41.016777216 +0900
+++ tcsh-6.18.01-ok/sh.proc.c	2013-06-26 00:01:12.212860928 +0900
@@ -190,7 +190,7 @@
         (setintr && (intty || insource) ? WNOHANG | WUNTRACED : WNOHANG), &ru);
 #   else
     /* both a wait3 and rusage */
-#    if !defined(BSDWAIT) || defined(NeXT) || defined(MACH) || defined(__linux__) || defined(__GNU__) || defined(__GLIBC__) || (defined(IRIS4D) && SYSVREL <= 3) || defined(__lucid) || defined(__osf__)
+#    if !defined(BSDWAIT) || defined(NeXT) || defined(MACH) || defined(__linux__) || defined(__GNU__) || defined(__GLIBC__) || (defined(IRIS4D) && SYSVREL <= 3) || defined(__lucid) || defined(__osf__) || defined(__HAIKU__)
     pid = wait3(&w,
        (setintr && (intty || insource) ? WNOHANG | WUNTRACED : WNOHANG), &ru);
 #    else /* BSDWAIT */
diff -urN -x '*.sub' -x '*.guess' tcsh-6.18.01/tc.sig.h tcsh-6.18.01-ok/tc.sig.h
--- tcsh-6.18.01/tc.sig.h	2010-11-30 00:28:58.019660800 +0900
+++ tcsh-6.18.01-ok/tc.sig.h	2013-06-24 07:59:30.000000000 +0900
@@ -34,7 +34,7 @@
 #ifndef _h_tc_sig
 #define _h_tc_sig
 
-#if (SYSVREL > 0) || defined(BSD4_4) || defined(_MINIX) || defined(DGUX) || defined(WINNT_NATIVE) || defined(__QNXNTO__)
+#if (SYSVREL > 0) || defined(BSD4_4) || defined(_MINIX) || defined(DGUX) || defined(WINNT_NATIVE) || defined(__QNXNTO__) || defined(__HAIKU__)
 # include <signal.h>
 # ifndef SIGCHLD
 #  define SIGCHLD SIGCLD