2007-05-14 Maciej W. Rozycki <macro@mips.com>

[pf3gnuchains/pf3gnuchains3x.git] / tcl / win / tclWinPipe.c

diff --git a/tcl/win/tclWinPipe.c b/tcl/win/tclWinPipe.c
index d8d69dc..a77fea6 100644 (file)
--- a/tcl/win/tclWinPipe.c
+++ b/tcl/win/tclWinPipe.c
@@ -1228,7 +1228,9 @@ TclpCreateProcess(
 
     BuildCommandLine(execPath, argc, argv, &cmdLine);
 
-#ifdef __CYGWIN__
+#if defined(__CYGWIN__) && \
+    (CYGWIN_VERSION_API_MAJOR > 0 || CYGWIN_VERSION_API_MINOR >= 154)
+    /* Only available in Cygwin 1.5.20+. */
     cygwin_internal (CW_SYNC_WINENV);
 #endif