--- tcltk-8.0.3/tcl8.0.3/generic/tclPosixStr.c.glibc21	Fri Dec 18 17:30:53 1998
+++ tcltk-8.0.3/tcl8.0.3/generic/tclPosixStr.c	Fri Dec 18 17:34:05 1998
@@ -324,7 +324,7 @@
 #ifdef ENOTSOCK
 	case ENOTSOCK: return "ENOTSOCK";
 #endif
-#ifdef ENOTSUP
+#if defined(ENOTSUP) && (ENOTSUP != EOPNOTSUPP)
 	case ENOTSUP: return "ENOTSUP";
 #endif
 #ifdef ENOTTY
@@ -771,7 +771,7 @@
 #ifdef ENOTSOCK
 	case ENOTSOCK: return "socket operation on non-socket";
 #endif
-#ifdef ENOTSUP
+#if defined(ENOTSUP) && (ENOTSUP != EOPNOTSUPP)
 	case ENOTSUP: return "operation not supported";
 #endif
 #ifdef ENOTTY