toolchain/47644: "build.sh tools" fails on non-NetBSD systems

[pooka%iki.fi@localhost]

>Number:         47644
>Category:       toolchain
>Synopsis:       "build.sh tools" fails on non-NetBSD systems
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    toolchain-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Wed Mar 13 12:35:00 +0000 2013
>Originator:     Antti Kantee
>Release:        
>Organization:
>Environment:
-current since the 12th
>Description:
e.g.:

--- getid.d ---
/tmp/pooka/src/usr.sbin/mtree/getid.c:67:23: error: sys/cdefs.h: No such file 
or directory
--- xinstall.d ---
/tmp/pooka/src/tools/binstall/../../usr.bin/xinstall/xinstall.c:39:23: error: 
sys/cdefs.h: No such file or directory
/tmp/pooka/src/tools/binstall/../../usr.bin/xinstall/xinstall.c:61:17: error: 
err.h: No such file or directory
--- getid.d ---
In file included from /tmp/pooka/src/usr.sbin/mtree/getid.c:81:
/tmp/pooka/src/usr.sbin/mtree/extern.h:42:18: error: err.h: No such file or 
directory
/tmp/pooka/src/usr.sbin/mtree/extern.h:43:17: error: fts.h: No such file or 
directory
/tmp/pooka/src/usr.sbin/mtree/extern.h:44:18: error: util.h: No such file or 
directory
--- xinstall.d ---
/tmp/pooka/src/tools/binstall/../../usr.bin/xinstall/xinstall.c:66:19: error: 
paths.h: No such file or directory
--- getid.d ---
*** [getid.d] Error code 1

nbmake: stopped in /tmp/pooka/src/tools/binstall
--- xinstall.d ---
/tmp/pooka/src/tools/binstall/../../usr.bin/xinstall/xinstall.c:72:18: error: 
util.h: No such file or directory
/tmp/pooka/src/tools/binstall/../../usr.bin/xinstall/xinstall.c:73:17: error: 
vis.h: No such file or directory
*** [xinstall.d] Error code 1

nbmake: stopped in /tmp/pooka/src/tools/binstall


I'm guessing this commit made an already existing problem fatal:

http://mail-index.netbsd.org/source-changes/2013/03/12/msg042153.html
>How-To-Repeat:
./build.sh tools on Linux, Solaris, cygwin, ...
>Fix: