pkg/53489: nbpax segfaults when installing libiconv on OpenIndiana Hipster

[rares.aioanei%gmail.com@localhost]

>Number:         53489
>Category:       pkg
>Synopsis:       nbpax segfaults when installing libiconv on OpenIndiana Hipster
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    pkg-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Wed Aug 01 12:55:00 +0000 2018
>Originator:     Rares Aioanei
>Release:        pkgsrc CVS 1st of August 2018
>Organization:
>Environment:
SunOS openindiana 5.11 illumos-e5c421abb8 i86pc i386 i86pc

>Description:
When trying to install clang from pkgsrc, the compilation process stops at libiconv with the following error :

===> Installing dependencies for gettext-lib-0.19.8.1
=> Tool dependency libtool-base>=2.4.2nb9: found libtool-base-2.4.6nb1
=> Tool dependency nbpatch-[0-9]*: found nbpatch-20151107
=> Build dependency cwrappers>=20150314: found cwrappers-20180325
=> Full dependency libiconv>=1.9.1nb4: NOT found
=> Verifying reinstall for ../../converters/libiconv
=> Bootstrap dependency digest>=20010302: found digest-20160304
===> Checking for vulnerabilities in libiconv-1.14nb3
===> Building for libiconv-1.14nb3
builddir="`pwd`"; cd libcharset && /usr/pkg/bin/bmake all &&     /usr/bin/bash ./libtool --mode=install cp lib/libcharset.la "$builddir/lib/" &&         /usr/pkg/bin/nbpax -rw include/*.h "$builddir/"
cd lib && /usr/pkg/bin/bmake all
libtool: install: cp lib/.libs/libcharset.so.1.0.0 /usr/pkg/pkgsrc/converters/libiconv/work/libiconv-1.14/lib/libcharset.so.1.0.0
libtool: install: (cd /usr/pkg/pkgsrc/converters/libiconv/work/libiconv-1.14/lib && { ln -s -f libcharset.so.1.0.0 libcharset.so.1 || { rm -f libcharset.so.1 && ln -s libcharset.so.1.0.0 libcharset.so.1; }; })
libtool: install: (cd /usr/pkg/pkgsrc/converters/libiconv/work/libiconv-1.14/lib && { ln -s -f libcharset.so.1.0.0 libcharset.so || { rm -f libcharset.so && ln -s libcharset.so.1.0.0 libcharset.so; }; })
libtool: install: chmod +x /usr/pkg/pkgsrc/converters/libiconv/work/libiconv-1.14/lib/libcharset.so.1.0.0
libtool: install: cp lib/.libs/libcharset.lai /usr/pkg/pkgsrc/converters/libiconv/work/libiconv-1.14/lib/libcharset.la
libtool: install: cp lib/.libs/libcharset.a /usr/pkg/pkgsrc/converters/libiconv/work/libiconv-1.14/lib/libcharset.a
libtool: install: chmod 644 /usr/pkg/pkgsrc/converters/libiconv/work/libiconv-1.14/lib/libcharset.a
libtool: install: ranlib /usr/pkg/pkgsrc/converters/libiconv/work/libiconv-1.14/lib/libcharset.a
libtool: warning: remember to run 'libtool --finish /usr/pkg/lib'
/usr/bin/bash: line 1:  2371 Segmentation Fault      (core dumped) /usr/pkg/bin/nbpax -rw include/*.h "$builddir/"
*** Error code 139

>How-To-Repeat:
Try to install clang from pkgsrc on an OI Hipster machine
>Fix: