Don't clobber LD_LIBRARY_PATH for autotools projects
Don't clobber LD_LIBRARY_PATH for autotools projects

Prepend the global install dir to LD_LIBRARY_PATH, rather than
just overwriting an existing value. Without this patch, a toolchain
relying on LD_LIBRARY_PATH to find the C library will fail.

isaachier/hunter,ruslo/hunter,isaachier/hunter,ingenue/hunter,pretyman/hunter,tatraian/hunter,ErniBrown/hunter,fwinnen/hunter,NeroBurner/hunter,ikliashchou/hunter,ingenue/hunter,madmongo1/hunter,mchiasson/hunter,madmongo1/hunter,NeroBurner/hunter,NeroBurner/hunter,mchiasson/hunter,NeroBurner/hunter,xsacha/hunter,ruslo/hunter,mchiasson/hunter,fwinnen/hunter,ruslo/hunter,dan-42/hunter,ikliashchou/hunter,ingenue/hunter,tatraian/hunter,madmongo1/hunter,ikliashchou/hunter,ErniBrown/hunter,ErniBrown/hunter,ingenue/hunter,pretyman/hunter,ErniBrown/hunter,dan-42/hunter,fwinnen/hunter,tatraian/hunter,mchiasson/hunter,pretyman/hunter,isaachier/hunter,xsacha/hunter,dan-42/hunter,madmongo1/hunter,pretyman/hunter,xsacha/hunter,ikliashchou/hunter,ruslo/hunter,xsacha/hunter,isaachier/hunter,dan-42/hunter