On Apr 12,  2:33am, kamada@nanohz.org (kamada@nanohz.org) wrote:
-- Subject: lib/29952: How about adding pthread_equal() stub to libc?  (MIT k

| >Number:         29952
| >Category:       lib
| >Synopsis:       How about adding pthread_equal() stub to libc?  (MIT krb5-1.4 fails)
| >Confidential:   no
| >Severity:       non-critical
| >Priority:       medium
| >Responsible:    lib-bug-people
| >State:          open
| >Class:          change-request
| >Submitter-Id:   net
| >Arrival-Date:   Tue Apr 12 02:33:00 +0000 2005
| >Originator:     KAMADA Ken'ichi
| >Release:        NetBSD 3.99.2
| >Organization:
| >Environment:
| System: NetBSD mitana.nanohz.org 3.99.2 NetBSD 3.99.2 (MITANA) #41: Mon Mar 28 11:04:24 JST 2005 ken@mitana.nanohz.org:/usr/src/sys/arch/i386/compile/MITANA i386
| Architecture: i386
| Machine: i386
| >Description:
| MIT krb5-1.4 uses pthread_equal(), so could you consider
| adding pthread_equal() stub to libc (and pthread.h)?  I think that
| unconditionally returning 1 is enough for non-threaded applications.
| 
| NetBSD's libc doesn't have a stub for pthread_equal(), but
| MIT krb5 is weak-referencing pthread_equal().
| Therefore the absense of pthread_equal() is not detected on the
| link-time, and programs using krb5 mysteriously dies at run-time.
| (unless the application is linked with libpthread)
| 
| >How-To-Repeat:
| Install MIT krb5-1.4 (or pkgsrc/security/mit-krb5 1.4 or later) and
| run kinit from it.

It is easy enough to add....

http://www.opengroup.org/onlinepubs/007908799/xsh/pthread_equal.html

christos