Can anyone explain the following?

lorenz 87% /usr/local/pkg/bin/bmake
===> *** No /usr/people/schwarz/pkgsrc/distfiles/pkg-vulnerabilities
file found,
===> *** skipping vulnerability checks. To fix, install
===> *** the pkgsrc/security/audit-packages package and run
===> *** '/usr/local/pkg/sbin/download-vulnerability-list'.
=> Checksum OK for ruby/ruby-1.6.8.tar.gz.
===> Extracting for ruby-tcltklib-1.6.8nb4
===> Required installed package tcl>=8.3: tcl-8.4.6nb5 found
===> Required installed package tk>=8.3: tk-8.4.6nb3 found
===> Required installed package ruby-base>=1.6.8: ruby-base-1.6.8nb5
found
===> Required installed package patch>=2.2: patch-2.5.4nb2 found
===> Patching for ruby-tcltklib-1.6.8nb4
===> Overriding tools for ruby-tcltklib-1.6.8nb4
===> Configuring for ruby-tcltklib-1.6.8nb4
===>  Running extconf.rb to configure
checking for t_open() in -lnsl... no
checking for socket() in -lsocket... no
checking for dlopen() in -ldl... yes
checking for log() in -lm... yes
checking for tcl.h... yes
checking for tk.h... yes
checking for XOpenDisplay() in -lX11... yes
checking for Tcl_FindExecutable() in -ltcl83... yes
checking for Tk_Init() in -ltk83... no
===> Building for ruby-tcltklib-1.6.8nb4
bmake: cannot open Makefile.

bmake: stopped in
/usr/people/schwarz/pkgsrc/x11/ruby-tcltklib/work/ruby-1.6.8/ext/tcltkli
b
*** Error code 2

Stop.
bmake: stopped in /usr/people/schwarz/pkgsrc/x11/ruby-tcltklib
*** Error code 1

Stop.
bmake: stopped in /usr/people/schwarz/pkgsrc/x11/ruby-tcltklib

What is going wrong here?
This is the current pkgsrc on IRIX 5.3.


-- 
Georg Schwarz    http://home.pages.de/~schwarz/
 geos@epost.de     +49 177 8811442