pkg/55902: py-ldap build fails on netbsd release

[mlelstv%serpens.de@localhost]

>Number:         55902
>Category:       pkg
>Synopsis:       py-ldap build fails on netbsd release
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    pkg-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sat Jan 02 10:55:00 +0000 2021
>Originator:     Michael van Elst
>Release:        NetBSD 9.0_STABLE
>Organization:
	
>Environment:
	
	
System: NetBSD victory.netbsd.org 9.0_STABLE NetBSD 9.0_STABLE (GENERIC64) #5: Tue Oct 6 21:07:14 CEST 2020 mlelstv@gossam:/home/netbsd9/obj.evbarm64-el/home/netbsd9/src/sys/arch/evbarm/compile/GENERIC64 evbarm
Architecture: aarch64
Machine: evbarm
>Description:
py-ldap requires openldap headers to build but doesn't depend
on the openldap package, probably because openldap libraries
exist in the base system.

However, neither netbsd-8 nor netbsd-9 expose the openldap headers.
>How-To-Repeat:
Try to build py-ldap.
>Fix:

>Unformatted: