--- a/UnixOperatingSystem.st	Fri Apr 10 08:34:49 2015 +0100
+++ b/UnixOperatingSystem.st	Fri Apr 10 08:38:29 2015 +0100
@@ -2203,11 +2203,14 @@
                 break;
 #endif
 #ifdef ENOTSUP
+/* See https://sourceware.org/bugzilla/show_bug.cgi?id=2363 */
+# if ENOTSUP != EOPNOTSUPP
             case ENOTSUP:
                 sym = @symbol(ENOTSUP);        
                 typ = @symbol(inappropriateOperationSignal);
                 break;
 #endif
+#endif
 #ifdef ESPIPE
             case ESPIPE:
                 sym = @symbol(ESPIPE);
@@ -2635,9 +2638,12 @@
 #endif
 
 #ifdef ENOTSUP
+/* See https://sourceware.org/bugzilla/show_bug.cgi?id=2363 */
+# if ENOTSUP != EOPNOTSUPP
     if (sym == @symbol(ENOTSUP)) {
         RETURN ( __mkSmallInteger(ENOTSUP) );
     }
+# endif
 #endif
 
 #ifdef EBADF