Fixed incorrect define for limiting to microdegrees

Author: rijnb

utility/mapcode.cpp

@@ -86,7 +86,7 @@ static void usage(const char* appName) {
 #ifndef SUPPORT_HIGH_PRECISION
     printf("Warning: High precision support is disabled in this build.)\n\n");
 #endif
-#ifndef LIMIT_TO_MICRODEGREES
+#ifdef LIMIT_TO_MICRODEGREES
     printf("Warning: This build is limited to using microdegrees.\n\n");
 #endif
     printf("Usage:\n");