The Independent JPEG Group's JPEG software v8
diff --git a/jmorecfg.h b/jmorecfg.h
index c610bc2..928d052 100644
--- a/jmorecfg.h
+++ b/jmorecfg.h
@@ -160,11 +160,13 @@
 
 #ifndef XMD_H			/* X11/xmd.h correctly defines INT32 */
 #ifndef _BASETSD_H_		/* Microsoft defines it in basetsd.h */
+#ifndef _BASETSD_H		/* MinGW is slightly different */
 #ifndef QGLOBAL_H		/* Qt defines it in qglobal.h */
 typedef long INT32;
 #endif
 #endif
 #endif
+#endif
 
 /* Datatype used for image dimensions.  The JPEG standard only supports
  * images up to 64K*64K due to 16-bit fields in SOF markers.  Therefore