applies to MODTK_CONFIG as well.
MODTCL_CONFIG isn't that useful.
Tcl extensions normally need the directory where tclConfig.sh is located, not
the full path to the file itself.
Only two ports are affected: math/graphviz and math/R.
I propose to drop MODTCL_CONFIG.
Ports requiring the fu
h/graphviz and math/R.
I propose to drop MODTCL_CONFIG.
Ports requiring the full path can use ${MODTCL_LIBDIR}/tclConfig.sh.
(MODTCL_LIBDIR could perhaps be better called MODTCL_CFGDIR but that's a
discussion for another time)
Patches here and attached for the .mk files, affected ports and
