tree f2187006938ea64528bf05fa69d533a9d131ec48
parent 1aae88c1e046c22152a867704e369f3a680e492c
author Logan Chien <loganchien@google.com> 1537869560 +0800
committer Logan Chien <loganchien@google.com> 1537953325 +0000

Use lower case for internal Makefile variables

This commit switches several internal (implied) Makefile variables to
lower cases.  This follows the variable naming convention recommended by
GNU Makefile Manual.

Change-Id: I79819ef0cfd3828107dab665118f1511ef8a8337
Reviewed-on: https://swiftshader-review.googlesource.com/20848
Reviewed-by: Nicolas Capens <nicolascapens@google.com>
Tested-by: Logan Chien <loganchien@google.com>