mplement waitid(2) which is now part of POSIX and used by mozilla.

This includes a change of siginfo_r which is technically an ABI break but
this should have no real-world impact since the members involved are
never touched by the kernel.

ok millert@, deraadt@

diff --git a/sys/kern/syscalls.master b/sys/kern/syscalls.master
index 0d382d3..5b5cbbe 100644 (file)
--- a/sys/kern/syscalls.master
+++ b/sys/kern/syscalls.master
@@ -1,4 +1,4 @@
-;      $OpenBSD: syscalls.master,v 1.233 2022/10/07 14:59:39 deraadt Exp $
+;      $OpenBSD: syscalls.master,v 1.234 2022/10/25 16:10:31 kettenis Exp $
 ;      $NetBSD: syscalls.master,v 1.32 1996/04/23 10:24:21 mycroft Exp $
 
 ;      @(#)syscalls.master     8.2 (Berkeley) 1/13/94
@@ -308,7 +308,8 @@
 157    OBSOL           statfs25
 158    OBSOL           fstatfs25
 159    STD             { int sys_mimmutable(void *addr, size_t len); }
-160    UNIMPL
+160    STD             { int sys_waitid(int idtype, id_t id, \
+                           siginfo_t *info, int options); }
 161    STD             { int sys_getfh(const char *fname, fhandle_t *fhp); }
 162    OBSOL           ogetdomainname
 163    OBSOL           osetdomainname