some tabs to spaces

cd src
    grep -P -n '\t' *.c | grep -v "1:"
    cd ../include
    grep -P -n '\t' *.h | grep -v "1:"
    cd ..

side note: win/Qt/*.cpp are full of tabs

sys/windows/windmain.c

@@ -679,7 +679,7 @@ attempt_restore:
             You("are in non-scoring discovery mode.");
     }
 
-        //	iflags.debug_fuzzer = TRUE;
+        // iflags.debug_fuzzer = TRUE;
 
         moveloop(resuming);
     nethack_exit(EXIT_SUCCESS);
@@ -970,7 +970,7 @@ fakeconsole(void)
             /* Bool rval; */
             AllocConsole();
             AttachConsole(GetCurrentProcessId());
-            /* 	rval = SetStdHandle(STD_OUTPUT_HANDLE, hWrite); */
+            /*  rval = SetStdHandle(STD_OUTPUT_HANDLE, hWrite); */
             freopen("CON", "w", stdout);
             freopen("CON", "r", stdin);
         }