dup2: fix more mingw problems

[gnulib.git] / doc / posix-functions / dup2.texi

diff --git a/doc/posix-functions/dup2.texi b/doc/posix-functions/dup2.texi
index bfaff38..c8f2ca1 100644 (file)
--- a/doc/posix-functions/dup2.texi
+++ b/doc/posix-functions/dup2.texi
@@ -13,6 +13,10 @@ This function always returns 0 for success on some platforms:
 mingw.
 
 @item
+This function can hang when duplicating an fd to itself on some platforms:
+mingw.
+
+@item
 This function returns 0 for dup2 (1, 1) on some platforms:
 Cygwin 1.5.x.