[newlib-cygwin] Initialize handle in dll_load to avoid compiler warning

[Corinna Vinschen]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=fc449e1c1f9bca82588da69caa230db27bdbdb2c

commit fc449e1c1f9bca82588da69caa230db27bdbdb2c
Author: Corinna Vinschen <corinna@vinschen.de>
Date:   Tue Jan 12 15:45:17 2016 +0100

    Initialize handle in dll_load to avoid compiler warning
    
    	* autoload.cc (dll_load): Initialize h to NULL.
    
    Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

Diff:
---
 winsup/cygwin/autoload.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/winsup/cygwin/autoload.cc b/winsup/cygwin/autoload.cc
index 08b2188..8a337be 100644
--- a/winsup/cygwin/autoload.cc
+++ b/winsup/cygwin/autoload.cc
@@ -348,7 +348,7 @@ union retchain
 static __inline bool
 dll_load (HANDLE& handle, PWCHAR name)
 {
-  HANDLE h;
+  HANDLE h = NULL;
 
   /* On systems supporting LOAD_LIBRARY_SEARCH flags, try to load
      explicitely from the system dir first. */