[newlib-cygwin] Cygwin: user profile: add debug output to unload_user_profile

[Corinna Vinschen]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=8eee25241e86fc596acde25c7c53723b75afee30

commit 8eee25241e86fc596acde25c7c53723b75afee30
Author: Corinna Vinschen <corinna@vinschen.de>
Date:   Sat Feb 23 20:46:48 2019 +0100

    Cygwin: user profile: add debug output to unload_user_profile
    
    Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

Diff:
---
 winsup/cygwin/sec_auth.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/winsup/cygwin/sec_auth.cc b/winsup/cygwin/sec_auth.cc
index 59ee553..a4e7458 100644
--- a/winsup/cygwin/sec_auth.cc
+++ b/winsup/cygwin/sec_auth.cc
@@ -309,7 +309,10 @@ load_user_profile (HANDLE token, struct passwd *pw, cygpsid &usersid)
 bool
 unload_user_profile (HANDLE token, HANDLE profile)
 {
-  return UnloadUserProfile (token, profile);
+  bool ret = UnloadUserProfile (token, profile);
+  if (!ret)
+    debug_printf ("UnloadUserProfile, %E");
+  return ret;
 }
 
 HANDLE