> I need POSIX regex to compile openldap-2.3.28. Does anyone know which > package has it? libc6-dev I'm surprised that libc6-dev is only a "recommends" and not a "depends" for gcc. But whatever. To build slapd, you may also need (according to apt-build info slapd): automake1.9 diffstat libltdl3-dev libperl-dev libsasl2-modules libsasl2-dev libwrap0-dev quilt libdb4.2-dev libslp-dev Hope this helps! -- Kevin