Code was checking for 0 or HFILE_ERROR instead of negative error

dlls/version/install.c

@@ -359,7 +359,7 @@ DWORD WINAPI VerInstallFileA(
     else pdest = destdir;
     sprintf(destfn,"%s\\%s",pdest,destfilename);
     hfsrc=LZOpenFileA(srcfn,&ofs,OF_READ);
-    if (hfsrc==HFILE_ERROR)
+    if (hfsrc < 0)
     	return VIF_CANNOTREADSRC;
     sprintf(tmpfn,"%s\\%s",pdest,destfilename);
     tmplast=strlen(pdest)+1;

dlls/version/resource.c

@@ -386,7 +386,7 @@ DWORD WINAPI GetFileResourceSize16( LPCSTR lpszFileName, LPCSTR lpszResType,
                 lpszResId );
 
     lzfd = LZOpenFileA( lpszFileName, &ofs, OF_READ );
-    if ( !lzfd ) return 0;
+    if ( lzfd < 0 ) return 0;
 
     switch ( read_xx_header( lzfd ) )
     {
@@ -423,7 +423,7 @@ DWORD WINAPI GetFileResource16( LPCSTR lpszFileName, LPCSTR lpszResType,
                 dwFileOffset, dwResLen, lpvData );
 
     lzfd = LZOpenFileA( lpszFileName, &ofs, OF_READ );
-    if ( lzfd == 0 ) return 0;
+    if ( lzfd < 0 ) return 0;
 
     if ( !dwFileOffset )
     {