--- a/tools/dumpmod.c	Thu Dec 08 15:56:36 2022 +0200
+++ b/tools/dumpmod.c	Thu Dec 08 15:59:22 2022 +0200
@@ -13,11 +13,11 @@
 
 
 char    *optFilename = NULL;
-BOOL    optViewPatterns = FALSE,
-        optViewInstruments = FALSE,
-        optViewExtInstruments = FALSE,
-        optViewGeneralInfo = FALSE,
-        optDump = FALSE;
+bool    optViewPatterns = false,
+        optViewInstruments = false,
+        optViewExtInstruments = false,
+        optViewGeneralInfo = false,
+        optDump = false;
 
 
 static const DMOptArg optList[] =
@@ -44,7 +44,7 @@
 }
 
 
-BOOL argHandleOpt(const int optN, char *optArg, char *currArg)
+bool argHandleOpt(const int optN, char *optArg, char *currArg)
 {
     (void) optArg;
 
@@ -65,42 +65,42 @@
             break;
 
         case 10:
-            optViewPatterns = TRUE;
+            optViewPatterns = true;
             break;
 
         case 12:
-            optViewInstruments = TRUE;
+            optViewInstruments = true;
             break;
 
         case 14:
-            optViewExtInstruments = TRUE;
+            optViewExtInstruments = true;
             break;
 
         case 16:
-            optViewGeneralInfo = TRUE;
+            optViewGeneralInfo = true;
             break;
 
         case 18:
-            optDump = TRUE;
+            optDump = true;
             break;
 
         case 20:
-            optViewPatterns = TRUE;
-            optViewInstruments = TRUE;
-            optViewGeneralInfo = TRUE;
-            optViewExtInstruments = TRUE;
+            optViewPatterns = true;
+            optViewInstruments = true;
+            optViewGeneralInfo = true;
+            optViewExtInstruments = true;
             break;
 
         default:
             dmErrorMsg("Unimplemented option argument '%s'.\n", currArg);
-            return FALSE;
+            return false;
     }
 
-    return TRUE;
+    return true;
 }
 
 
-BOOL argHandleFile(char *currArg)
+bool argHandleFile(char *currArg)
 {
     // Was not option argument
     if (!optFilename)
@@ -108,10 +108,10 @@
     else
     {
         dmErrorMsg("Oh noes, we can only hand one file and '%s' looks like a second one!\n", currArg);
-        return FALSE;
+        return false;
     }
 
-    return TRUE;
+    return true;
 }
 
 
@@ -461,10 +461,10 @@
     {
         dmMsg(2, "* Trying XM...\n");
         dmfreset(file);
-        if ((res = jssLoadXM(file, &mod, TRUE)) == DMERR_OK)
+        if ((res = jssLoadXM(file, &mod, true)) == DMERR_OK)
         {
             dmfreset(file);
-            res = jssLoadXM(file, &mod, FALSE);
+            res = jssLoadXM(file, &mod, false);
         }
     }
 #endif
@@ -473,10 +473,10 @@
     {
         dmMsg(1, "* Trying JSSMOD ...\n");
         dmfreset(file);
-        if ((res = jssLoadJSSMOD(file, &mod, TRUE)) == DMERR_OK)
+        if ((res = jssLoadJSSMOD(file, &mod, true)) == DMERR_OK)
         {
             dmfreset(file);
-            res = jssLoadJSSMOD(file, &mod, FALSE);
+            res = jssLoadJSSMOD(file, &mod, false);
         }
     }
 #endif