harfbuzz - strange compiler issues with gcc on 10.5

[Kenneth F. Cunningham]

> /System/Library/Frameworks/Security.framework/Headers/SecKeychain.h:102:46: 
> error: shift expression '(1853123693 << 8)' overflows [-fpermissive]
>       kSecAuthenticationTypeNTLM             = AUTH_TYPE_FIX_ ('ntlm'),

I have fixed this error on several occasions previously -- I believe by adding "-fpermissive" as it suggests in the error.

I thought I had that committed somewhere in my LeopardPorts repo, but apparently not. I know I have it somewhere, probably on my 10.5 Intel VM.

Ken