loader: Fixed issue with Linux when ImageMagick-5 installed.
authorMark Young <marky@lunarg.com>
Tue, 26 Jan 2016 18:27:09 +0000 (11:27 -0700)
committerMark Young <marky@lunarg.com>
Tue, 26 Jan 2016 18:27:09 +0000 (11:27 -0700)
commit87b6144320e922f769e3de265b9c9f7023f14dc6
treef45e7ec1fb4a1471fb76c1181ee0dadabe372184
parent6f207f87ad34e2401b5876f485108d7d36ddbe1b
loader: Fixed issue with Linux when ImageMagick-5 installed.

Last changes made ImageMagick-6 work, but broke ImageMagick-5.
The issue is that the _ARCH_INCLUDE directories are only present
for ImageMagick-6 and newer.  So, Cmake was attempting to use an
undefined variable.
cmake/FindImageMagick.cmake