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#serial 4
dnl Written by Jim Meyering
AC_DEFUN([jm_FUNC_GROUP_MEMBER],
[
dnl Persuade glibc <unistd.h> to declare group_member().
AC_REQUIRE([AC_GNU_SOURCE])
dnl Do this replacement check manually because I want the hyphen
dnl (not the underscore) in the filename.
AC_CHECK_FUNC(group_member, , [
AC_LIBOBJ(group-member)
gl_PREREQ_GROUP_MEMBER
])
])
# Prerequisites of lib/group-member.c.
AC_DEFUN([gl_PREREQ_GROUP_MEMBER],
[
AC_REQUIRE([AC_HEADER_STDC])
AC_CHECK_HEADERS_ONCE(unistd.h)
AC_REQUIRE([AC_FUNC_GETGROUPS])
])
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