pkg/48951: graphics/imlib2 default amd64 option break OSX Build

[youri.mout%gmail.com@localhost]

>Number:         48951
>Category:       pkg
>Synopsis:       graphics/imlib2 default amd64 option break OSX Build
>Confidential:   no
>Severity:       serious
>Priority:       high
>Responsible:    pkg-manager
>State:          open
>Class:          change-request
>Submitter-Id:   net
>Arrival-Date:   Wed Jun 25 16:40:00 +0000 2014
>Originator:     Youri Mouton
>Release:        trunk
>Organization:
>Environment:
Darwin yrmt.local 14.0.0 Darwin Kernel Version 14.0.0: Wed Jun 11 17:57:59 PDT 
2014; root:xnu-2775.0.0.0.1~1/RELEASE_X86_64 x86_64

>Description:
imlib2's imlib2-amd64 option breaks the build on Mac OS X 10.9.3 and 10.10, 
could options.mk disable amd64 support if opsys is Darwin?
>How-To-Repeat:
build imlib2 on OS X
>Fix:
Disable imlib2-amd64 options