travis fold glxinfo, set LD_LIBRARY_PATH env var

.travis.yml

@@ -23,12 +23,12 @@ env:
    - secure: "R/+uOeccl7GqjJbknailAV7VtjAtGwHHM9xToVnhfPVUXp9fzJs+oNk3IWcs3Eg4sw4WsYxXRfbCQG9bA3MnPlTOsxETGRioO9CAuXap6mwcwNAzeWuq7ePFki2u01pJGQD5b6WFqBCdnAQ4o2SgHgGzhs0TJzYd9tONQxSmkCI="
    - secure: "RiBIBfVhhaMjU5ksuwJO3shdvG9FpinBjdSv4co9jg9171SR8edNriedHjVKSIeBhSGNmZmX+twS3dJS/By6tl/LKh9sTynA+ZAYYljkE7jn881B/gMrlYvdAA6og5KvkhV1/0iJWlhuZrMTkhpDR200iLgg3EWBhWjltzmDW/I="
    - AWS_S3_BUCKET: 'node-mapbox-gl-native'
+   - LD_LIBRARY_PATH: '/usr/local/lib'
 
 before_install:
 - source ./scripts/travis_helper.sh
 - source ./scripts/flags.sh
 - ./scripts/travis_before_install.sh
-- glxinfo
 
 install:
 - make setup

scripts/travis_before_install.sh

@@ -34,9 +34,11 @@ if [[ ${TRAVIS_OS_NAME} == "linux" ]]; then
     ./autogen.sh --with-gallium-drivers=svga,swrast --disable-dri \
         --enable-xlib-glx --enable-glx-tls --with-llvm-prefix=/usr/lib/llvm-3.4 && \
     make && sudo make install && \
-    export LD_LIBRARY_PATH=/usr/local/lib && \
     cd ../
 
+    mapbox_time "glxinfo" \
+    glxinfo
+
     mapbox_time "install_opengl" \
     sudo apt-get -y install libxi-dev x11proto-randr-dev \
                             x11proto-xext-dev libxrandr-dev \