Index: stream/stream_file.c
===================================================================
--- stream/stream_file.c	(revision 30605)
+++ stream/stream_file.c	(working copy)
@@ -130,7 +130,7 @@
     return STREAM_ERROR;
   }

-#if defined(__MINGW32__) || defined(__CYGWIN__) || defined(__OS2__)
+#if HAVE_DOS_PATHS
   // extract '/' from '/x:/path'
   if( filename[ 0 ] == '/' && filename[ 1 ] && filename[ 2 ] == ':' )
     filename++;
Index: libmenu/menu_filesel.c
===================================================================
--- libmenu/menu_filesel.c	(revision 30605)
+++ libmenu/menu_filesel.c	(working copy)
@@ -147,14 +147,14 @@
     char *slash;
     l -= 3;
     strcpy(s, dir);
-#if defined(__MINGW32__) || defined(__CYGWIN__)
+#if HAVE_DOS_PATHS
     if (s[l] == '/' || s[l] == '\\')
 #else
     if (s[l] == '/')
 #endif
       s[l] = '\0';
     slash = strrchr(s, '/');
-#if defined(__MINGW32__) || defined(__CYGWIN__)
+#if HAVE_DOS_PATHS
     if (!slash)
       slash = strrchr(s,'\\');
 #endif
@@ -356,7 +356,7 @@
 	  if(l <= 1) break;
 	  mpriv->dir[l-1] = '\0';
 	  slash = strrchr(mpriv->dir,'/');
-#if defined(__MINGW32__) || defined(__CYGWIN__)
+#if HAVE_DOS_PATHS
 	  if (!slash)
 	    slash = strrchr(mpriv->dir,'\\');
 #endif
@@ -456,7 +456,7 @@
     char *slash = NULL;
     if (filename && !strstr(filename, "://") && (path=realpath(filename, b))) {
       slash = strrchr(path, '/');
-#if defined(__MINGW32__) || defined(__CYGWIN__)
+#if HAVE_DOS_PATHS
       // FIXME: Do we need and can convert all '\\' in path to '/' on win32?
       if (!slash)
         slash = strrchr(path, '\\');
Index: subreader.c
===================================================================
--- subreader.c	(revision 30605)
+++ subreader.c	(working copy)
@@ -1856,7 +1856,7 @@
     subcnt = 0;

     tmp = strrchr(fname,'/');
-#if defined(__MINGW32__) || defined(__CYGWIN__) || defined(__OS2__)
+#if HAVE_DOS_PATHS
     if(!tmp)tmp = strrchr(fname,'\\');
     if(!tmp)tmp = strrchr(fname,':');
 #endif