The USE flag ldap is currently part of profiles/arch/mips/use.mask:73, reason "untested". For a few weeks now, I successfully run mail-mta/postfix[ldap] with net-nds/openldap, without any problem on a Creator Ci20. I think this mask is no more needed.
The bug has been closed via the following commit(s): https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=9d10e16555827b10df476e3e20db2832da16afa4 commit 9d10e16555827b10df476e3e20db2832da16afa4 Author: Matt Turner <mattst88@gentoo.org> AuthorDate: 2018-03-28 01:37:01 +0000 Commit: Matt Turner <mattst88@gentoo.org> CommitDate: 2018-03-28 01:37:01 +0000 profiles/arch/mips: Unmask USE=ldap Closes: https://bugs.gentoo.org/604546 profiles/arch/mips/use.mask | 4 ---- 1 file changed, 4 deletions(-)