if [[ ! glibc_is_nptl ]] ; then
	message "${PROBLEM_COLOR}This package requires glibc to be built with NPTL${DEFAULT_COLOR}" &&
	message "${PROBLEM_COLOR}Please cast -r glibc and make sure it has NPTL${DEFAULT_COLOR}" &&
	return 1
fi &&
message "${PROBLEM_COLOR}You should build mono without optional libgc or this package will fail${DEFAULT_COLOR}"
