From 939cf6655a6c04ceaf2902c863de9242ac9aece8 Mon Sep 17 00:00:00 2001
From: Ryan Schmidt <ryandesign@macports.org>
Date: Wed, 18 May 2022 05:53:08 -0500
Subject: [PATCH 1/1] src/tclx/tkucbsrc/makefile: Micropolis build fixes for
 recent macOS

Fix:
../../tk/tkconfig.h:55:10: fatal error: 'X11/Xlib.h' file not found
         ^~~~~~~~~~~~
---
 src/tclx/config.mk         | 1 +
 src/tclx/config/linux      | 1 +
 src/tclx/tkucbsrc/makefile | 2 +-
 3 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/tclx/config.mk b/src/tclx/config.mk
index 69ca791..6108fbe 100644
--- a/src/tclx/config.mk
+++ b/src/tclx/config.mk
@@ -54,6 +54,7 @@ TCL_TK_SHELL=wish
 TCL_TK_DIR=../tk
 TK_LIBRARY=/usr/local/lib/tk
 XPM_LIBS=-L/usr/X11R6/lib -lXpm 
+XINCLUDE=/usr/X11R6/include
 
 #------------------------------------------------------------------------------
 # Compiler debug/optimization/profiling flag to use.  Not that if debugging or
diff --git a/src/tclx/config/linux b/src/tclx/config/linux
index 12a800d..e83296f 100644
--- a/src/tclx/config/linux
+++ b/src/tclx/config/linux
@@ -9,5 +9,6 @@ LIBS=-lm
 RANLIB_CMD=ranlib
 MCS_CMD=true
 TCL_TK_LIBS= -L/usr/X11/lib -lX11 -lm -lXpm
+XINCLUDE=/usr/include/X11
 
 TCL_MAN_SEPARATOR=
diff --git a/src/tclx/tkucbsrc/makefile b/src/tclx/tkucbsrc/makefile
index 47f45f9..757ba45 100644
--- a/src/tclx/tkucbsrc/makefile
+++ b/src/tclx/tkucbsrc/makefile
@@ -24,7 +24,7 @@ SHELL=/bin/sh
 #------------------------------------------------------------------------------
 
 CFLAGS= $(OPTIMIZE_FLAG) $(XCFLAGS) -I../src -I../$(TCL_TK_DIR) \
-        -I../$(TCL_UCB_DIR) -I$(XHOME)/include \
+        -I../$(TCL_UCB_DIR) -I$(XINCLUDE) \
 	$(MEM_DEBUG_FLAGS) $(SYS_DEP_FLAGS) \
         -DTK_VERSION=\"2.2/\"
 
-- 
2.39.5