windows build fix

preprocess bigroom.des
	$(U)makedefs --input bigroom.des --output - --grep | $(U)levcomp

insert a missing tile (placeholder only - it needs future fixing!)

doc/fixes37.0

@@ -1,4 +1,4 @@
-$NHDT-Branch: master $:$NHDT-Revision: 1.0 $ $NHDT-Date: 1524932114 2018/04/28 16:15:14 $
+$NHDT-Branch: master $:$NHDT-Revision: 1.2 $ $NHDT-Date: 1524945860 2018/04/28 20:04:20 $
 
 General Fixes and Modified Features
 -----------------------------------
@@ -10,12 +10,14 @@ Fixes to Post-3.7.0 Problems that Were Exposed Via git Repository
 
 Platform- and/or Interface-Specific Fixes
 -----------------------------------------
+windows: bigroom.des requires makedefs preprocessing
 
 
 General New Features
 --------------------
 Conway's Life bigroom variant
 
+
 Platform- and/or Interface-Specific New Features
 ------------------------------------------------
 

sys/winnt/Makefile.msc

@@ -1,4 +1,4 @@
-# NetHack 3.6	Makefile.msc	$NHDT-Date: 1520858848 2018/03/12 12:47:28 $  $NHDT-Branch: NetHack-3.6.0 $:$NHDT-Revision: 1.112 $ */
+# NetHack 3.6	Makefile.msc	$NHDT-Date: 1524945868 2018/04/28 20:04:28 $  $NHDT-Branch: master $:$NHDT-Revision: 1.113 $ */
 #       Copyright (c) NetHack PC Development Team 1993-2018
 #
 #==============================================================================
@@ -609,7 +609,7 @@ $(O)sp_lev.tag: $(O)utility.tag $(DAT)\bigroom.des  $(DAT)\castle.des \
 	$(DAT)\rogue.des   $(DAT)\samurai.des  $(DAT)\sokoban.des \
 	$(DAT)\tourist.des $(DAT)\valkyrie.des $(DAT)\wizard.des
 	cd $(DAT)
-	$(U)levcomp bigroom.des
+	$(U)makedefs --input bigroom.des --output - --grep | $(U)levcomp
 	$(U)levcomp castle.des
 	$(U)levcomp endgame.des
 	$(U)levcomp gehennom.des