Slicer3:getbuildtest:macosx10.5

MAC OS X 10.4 works great, currently getting a configure error for [incr Tcl]:

running: ../incrTcl/configure --with-tcl=/Users/tgl/workspace/Slicer3/../Slicer3-lib/tcl-build/lib --with-tk=/Users/tgl/workspace/Slicer3/../Slicer3-lib/tcl-build/lib --prefix=/Users/tgl/workspace/Slicer3/../Slicer3-lib/tcl-build
loading cache ./config.cache
creating ./config.status
creating Makefile
configuring in itcl
running /bin/sh ../../incrTcl/itcl/configure  --with-tcl=/Users/tgl/workspace/Slicer3/../Slicer3-lib/tcl-build/lib --with-tk=/Users/tgl/workspace/Slicer3/../Slicer3-lib/tcl-build/lib --prefix=/Users/tgl/workspace/Slicer3/../Slicer3-lib/tcl-build --cache-file=.././config.cache --srcdir=../../incrTcl/itcl
loading cache .././config.cache
checking for gcc... cc
checking whether the C compiler (cc  ) works... yes
checking whether the C compiler (cc  ) is a cross-compiler... no
checking whether we are using GNU C... yes
checking whether cc accepts -g... yes
checking for a BSD compatible install... /usr/bin/install -c
checking whether make sets ${MAKE}... yes
checking for ranlib... ranlib
checking for Cygwin environment... no
checking for object suffix... o
checking for mingw32 environment... no
checking for executable suffix... rm: conftest.dSYM: is a directory
.dSYM
checking for Tcl configuration... found /Users/tgl/workspace/Slicer3-lib/tcl-build/lib/tclConfig.sh
checking for existence of /Users/tgl/workspace/Slicer3-lib/tcl-build/lib/tclConfig.sh... loading
checking for Tcl private include files... Using srcdir found in tclConfig.sh: /Users/tgl/workspace/Slicer3-lib/tcl/tcl
checking for building with threads... no (default)
checking how to build libraries... shared
checking for build with symbols... no
checking for tclsh... configure: error: No tclsh found in PATH:  /Users/tgl/workspace/Slicer3/../Slicer3-lib/tcl-build/bin  /Users/tgl/workspace/Slicer3/../Slicer3-lib/tcl-build/bin /Users/tgl/workspace/Slicer3-lib/tcl-build/lib  /Users/tgl/workspace/Slicer3-lib/tcl-build/lib/../bin /opt/local/bin /opt/local/sbin /usr/bin /bin /usr/sbin /sbin /usr/local/bin /usr/X11/bin
configure: error: ../../incrTcl/itcl/configure failed for itcl

child process exited abnormally
1
    while executing
"error $ret"
    (procedure "runcmd" line 23)
    invoked from within
"runcmd ../incrTcl/configure --with-tcl=$SLICER_LIB/tcl-build/lib --with-tk=$SLICER_LIB/tcl-build/lib --prefix=$SLICER_LIB/tcl-build"
    invoked from within
"if { ![file exists $::ITCL_TEST_FILE] || $::GENLIB(update) } {
    cd $SLICER_LIB/tcl 

   runcmd $::CVS -d :pserver:anonymous:bwhspl@cvs.spl.harvard...."
   (file "./Scripts/genlib.tcl" line 359)

child process exited abnormally 
1
    while executing 
"error $ret"
    (procedure "runcmd" line 23)
    invoked from within
"runcmd sh ./Scripts/genlib.tcl /Users/tgl/workspace/Slicer3/../Slicer3-lib"
    ("eval" body line 1)
    invoked from within
"eval runcmd $cmd"
    (file "./Slicer3/Scripts/getbuildtest.tcl" line 294) 

$ ./Slicer3-lib/tcl/incrTcl/configure 
loading cache ./config.cache
checking for prefix by checking for itclsh... (cached) /usr/bin/tclsh
creating ./config.status
creating Makefile
configuring in itcl
running /bin/sh .././Slicer3-lib/tcl/incrTcl/itcl/configure  --cache-file=.././config.cache --srcdir=.././Slicer3-lib/tcl/incrTcl/itcl
loading cache .././config.cache
checking for gcc... cc
checking whether the C compiler (cc  ) works... yes
checking whether the C compiler (cc  ) is a cross-compiler... no
checking whether we are using GNU C... yes
checking whether cc accepts -g... yes
checking for a BSD compatible install... /usr/bin/install -c
checking whether make sets ${MAKE}... yes
checking for ranlib... ranlib
checking for Cygwin environment... no
checking for object suffix... o
checking for mingw32 environment... no
checking for executable suffix... rm: conftest.dSYM: is a directory
.dSYM
checking for Tcl configuration... configure: warning: Can't find Tcl configuration definitions
configuring in itk
running /bin/sh .././Slicer3-lib/tcl/incrTcl/itk/configure  --cache-file=.././config.cache --srcdir=.././Slicer3-lib/tcl/incrTcl/itk
loading cache .././config.cache
checking for gcc... cc
checking whether the C compiler (cc  ) works... yes
checking whether the C compiler (cc  ) is a cross-compiler... no
checking whether we are using GNU C... yes
checking whether cc accepts -g... yes
checking for a BSD compatible install... /usr/bin/install -c
checking whether make sets ${MAKE}... yes
checking for ranlib... ranlib
checking for Cygwin environment... no
checking for object suffix... o
checking for mingw32 environment... no
checking for executable suffix... rm: conftest.dSYM: is a directory
.dSYM
checking for Tcl configuration... configure: warning: Can't find Tcl configuration definitions