winecrt0: Preserve last error when loading debug functions.

Signed-off-by: Alexandre Julliard <julliard@winehq.org>

winecrt0: Preserve last error when loading debug functions.
a812374a · Alexandre Julliard · b4a1d80a · a812374a
Commit a812374a authored Dec 20, 2019 by Alexandre Julliard
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debug.c dlls/winecrt0/debug.c +2 -0

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--- a/dlls/winecrt0/debug.c
+++ b/dlls/winecrt0/debug.c
@@ -50,9 +50,11 @@ static void load_func( void **func, const char *name, void *def )
 {
    if (!*func)
    {
+        DWORD err = GetLastError();
        HMODULE module = GetModuleHandleA( "ntdll.dll" );
        void *proc = GetProcAddress( module, name );
        InterlockedExchangePointer( func, proc ? proc : def );
+        SetLastError( err );
    }
 }
 #define LOAD_FUNC(name) load_func( (void **)&p ## name, #name, fallback ## name )