winhttp: Add some tests for WinHttpAddRequestHeaders.
[wine] / dlls / userenv /
drwxr-xr-x   ..
-rw-r--r-- 278 Makefile.in
drwxr-xr-x - tests
-rw-r--r-- 591 userenv.spec
-rw-r--r-- 3888 userenv_main.c