md5, sha1, sha256, sha512: add gl_SET_CRYPTO_CHECK_DEFAULT

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

diff --git a/doc/posix-functions/popen.texi b/doc/posix-functions/popen.texi
index 8629c58..5182214 100644 (file)
--- a/doc/posix-functions/popen.texi
+++ b/doc/posix-functions/popen.texi
@@ -9,6 +9,9 @@ Gnulib module: popen
 Portability problems fixed by Gnulib:
 @itemize
 @item
+This function is missing on some platforms:
+MSVC 9.
+@item
 Some platforms start the child with closed stdin or stdout if the
 standard descriptors were closed in the parent:
 Cygwin 1.5.x.
@@ -17,8 +20,8 @@ Cygwin 1.5.x.
 Portability problems not fixed by Gnulib:
 @itemize
 @item
-This function is missing on some platforms:
-MSVC 9.
+On native Windows platforms, this functions terminates the current process
+with exit code 127 if the environment variable @code{COMSPEC} is not set.
 @item
 Some platforms mistakenly set the close-on-exec bit, then if it is
 cleared by the application, the platform then leaks file descriptors