diff --git a/lib/framework/platform.h b/lib/framework/platform.h
index f7d939c32..e65fe4d38 100644
--- a/lib/framework/platform.h
+++ b/lib/framework/platform.h
@@ -48,7 +48,6 @@
 #  if defined(WZ_CC_MSVC)
 #    define strcasecmp _stricmp
 #    define strncasecmp _strnicmp
-#    define strlwr _strlwr
 #    define vsnprintf _vsnprintf
 #    define snprintf  _snprintf
 #    define fileno _fileno
diff --git a/lib/ivis_common/imdload.c b/lib/ivis_common/imdload.c
index be1330ade..c3e038228 100644
--- a/lib/ivis_common/imdload.c
+++ b/lib/ivis_common/imdload.c
@@ -62,22 +62,6 @@ static char *_imd_get_path(char *filename, char *path);
 BOOL CheckColourKey(iIMDShape *psShape);
 
 
-#ifndef WIN32
-// convert a string to lower case... by Tim ... dedicated to JS ... with love
-void strlwr(char *String)
-{
-	while (*String != 0) {
-		// loop around till we reach the end of the zero terminated string
-		if ((*String >= 'A') && (*String <= 'Z')) {
-			// if the current letter is in upper case...
-			*String += ('a'-'A');				// ... convert it to lower case
-		}
-		String++;							// move to the next letter
-	}
-}
-#endif
-
-
 static BOOL AtEndOfFile(char *CurPos, char *EndOfFile)
 {
 	while ((*CurPos==0x09)||(*CurPos==0x0a)||(*CurPos==0x0d)||(*CurPos==0x20)||(*CurPos==0x00))
@@ -120,7 +104,6 @@ iIMDShape *iV_IMDLoad(char *filename, iBool palkeep)
 	iV_DEBUG1("imd[IMDLoad] = loading shape file '%s':",filename);
 
 	strcpy(_IMD_NAME,filename);
-	strlwr(_IMD_NAME);
 
 	_imd_get_path(filename,path);
 
@@ -277,8 +260,6 @@ iIMDShape *iV_ProcessIMD(char **ppFileData, char *FileDataEnd, char *IMDpath,
 #ifndef PIETOOL		// The BSP tool should not reduce the texture page name down (please)
 		// Super scrummy hack to reduce texture page names down to the page id
 		if (bTextured) {
-			//resToLower(texfile);
-//          printf("texfile cmp in imdload.c :%s\n", texfile);
 			if (strncasecmp(texfile, "page-", 5) == 0) {
 				for(i = 5; i < (SDWORD)strlen(texfile); i++) {
 					if (!isdigit(texfile[i])) {