GCC looks for included files based on several env vars. Remove C_INCLUDE_PATH, CPLUS_INCLUDE_PATH, and OBJC_INCLUDE_PATH from the build environment to ensure it's clean and prevent accidental clobbering.
GCC looks for included files based on several env vars. Remove C_INCLUDE_PATH, CPLUS_INCLUDE_PATH, and OBJC_INCLUDE_PATH from the build environment to ensure it's clean and prevent accidental clobbering.