From d612b0e6ca7b7cf81daaac830d7a7ed9ddc16874 Mon Sep 17 00:00:00 2001
From: "Eric S. Raymond" <esr@thyrsus.com>
Date: Mon, 26 Jun 2017 10:44:19 -0400
Subject: [PATCH] Change the name of the KEY array to avoid an upcoming macro
 clash.

---
 dungeon.c | 10 +++++-----
 init.c    |  4 ++--
 main.c    |  8 ++++----
 3 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/dungeon.c b/dungeon.c
index 60c91f8..2cb10fe 100644
--- a/dungeon.c
+++ b/dungeon.c
@@ -91,7 +91,7 @@ static long LINUSE;
 long TRVS;
 long TRNVLS;
 long TABNDX;
-long KEY[NLOCATIONS + 1];
+long TKEY[NLOCATIONS + 1];
 long LINES[LINSIZ + 1];
 long TRAVEL[TRVSIZ + 1];
 long KTAB[TABSIZ + 1];
@@ -254,8 +254,8 @@ static void read_section3_stuff(FILE* database)
     while ((loc = GETNUM(database)) != -1) {
         long newloc = GETNUM(NULL);
         long L;
-        if (KEY[loc] == 0) {
-            KEY[loc] = TRVS;
+        if (TKEY[loc] == 0) {
+            TKEY[loc] = TRVS;
         } else {
             TRAVEL[TRVS - 1] = -TRAVEL[TRVS - 1];
         }
@@ -348,7 +348,7 @@ static int read_database(FILE* database)
      *  message for game.prop(N)=0.  Successive prop messages are
      *  found by chasing pointers. */
     for (int I = 1; I <= NLOCATIONS; I++) {
-        KEY[I] = 0;
+        TKEY[I] = 0;
     }
 
     LINUSE = 1;
@@ -457,7 +457,7 @@ static void write_file(FILE* header_file)
     fprintf(header_file, "\n");
 
     // content variables
-    write_1d(header_file, KEY, NLOCATIONS + 1, "KEY");
+    write_1d(header_file, TKEY, NLOCATIONS + 1, "TKEY");
     write_1d(header_file, TRAVEL, TRVSIZ + 1, "TRAVEL");
     write_1d(header_file, KTAB, TABSIZ + 1, "KTAB");
     write_1d(header_file, ATAB, TABSIZ + 1, "ATAB");
diff --git a/init.c b/init.c
index 6582a74..5ad3a80 100644
--- a/init.c
+++ b/init.c
@@ -23,8 +23,8 @@ void initialise(void)
 
     for (int i = 1; i <= NLOCATIONS; i++) {
         game.abbrev[i] = 0;
-        if (!(locations[i].description.big == 0 || KEY[i] == 0)) {
-            int k = KEY[i];
+        if (!(locations[i].description.big == 0 || TKEY[i] == 0)) {
+            int k = TKEY[i];
             if (MOD(labs(TRAVEL[k]), 1000) == 1)
 		conditions[i] |= (1 << COND_FORCED);
         }
diff --git a/main.c b/main.c
index 00a138f..a8fbfc3 100644
--- a/main.c
+++ b/main.c
@@ -418,7 +418,7 @@ static bool dwarfmove(void)
             continue;
         /*  Fill tk array with all the places this dwarf might go. */
         int j = 1;
-        kk = KEY[game.dloc[i]];
+        kk = TKEY[game.dloc[i]];
         if (kk != 0)
             do {
 		game.newloc = T_DESTINATION(TRAVEL[kk]);
@@ -541,7 +541,7 @@ static void croak(void)
 
 static bool playermove(token_t verb, int motion)
 {
-    int scratchloc, k2, kk = KEY[game.loc];
+    int scratchloc, k2, kk = TKEY[game.loc];
     game.newloc = game.loc;
     if (kk == 0)
         BUG(LOCATION_HAS_NO_TRAVEL_ENTRIES);
@@ -564,7 +564,7 @@ static bool playermove(token_t verb, int motion)
                 scratchloc = T_DESTINATION(TRAVEL[kk]);
                 if (scratchloc != motion) {
                     if (!SPECIAL(scratchloc)) {
-                        if (FORCED(scratchloc) && T_DESTINATION(TRAVEL[KEY[scratchloc]]) == motion)
+                        if (FORCED(scratchloc) && T_DESTINATION(TRAVEL[TKEY[scratchloc]]) == motion)
                             k2 = kk;
                     }
                     if (TRAVEL[kk] >= 0) {
@@ -580,7 +580,7 @@ static bool playermove(token_t verb, int motion)
                 }
 
                 motion = T_MOTION(TRAVEL[kk]);
-                kk = KEY[game.loc];
+                kk = TKEY[game.loc];
                 break; /* fall through to ordinary travel */
             }
         } else {
-- 
2.31.1