# grep -rn __preprocess_ebuild_env /usr/lib/portage/bin/
/usr/lib/portage/bin/phase-functions.sh:140:# @FUNCTION: __preprocess_ebuild_env
/usr/lib/portage/bin/phase-functions.sh:147:__preprocess_ebuild_env() {
/usr/lib/portage/bin/ebuild.sh:480:     __preprocess_ebuild_env || \
/usr/lib/portage/bin/ebuild.sh:699:     # Note: readonly variables interfere with __preprocess_ebuild_env(), so
/usr/lib/portage/bin/save-ebuild-env.sh:72:             __preprocess_ebuild_env \
