truecrypt_fix.bash

#!/bin/bash

libs=( "/usr/local/lib/libmacfuse_i32.2.dylib" \
"/usr/local/lib/libosxfuse_i32.2.dylib" \
"/usr/local/lib/libosxfuse_i64.2.dylib" \
"/usr/local/lib/libmacfuse_i64.2.dylib" \
"/usr/local/lib/libosxfuse_i32.la" \
"/usr/local/lib/libosxfuse_i64.la" \
"/usr/local/lib/pkgconfig/osxfuse.pc" )

truecrypt="/Applications/TrueCrypt.app/Contents/Resources/Library"

[ ! -d $truecrypt ] && mkdir -p $truecrypt

for lib in "${libs[@]}"
do
  cp $lib "${truecrypt}/" && echo "Moved ${lib} to ${truecrypt}." || echo "Problem moving: ${lib} to ${truecrypt}"
  rm $lib || echo "Problem removing: ${lib}"
  ln -s "${truecrypt}/$(basename $lib)" ${lib} && echo "Linked ${lib}." || echo "Problem symlinking ${lib}"
done

brew prune
brew doctor

This little snippet demonstrates nicely the idea, but it lacks important verifications, symlinks aren't copied over and the pkgconfig files aren't moved to the right subdir.
Fixed, tested on Yosemite the gist is here.
Thanx to Aaron, James and Yiufung . enjoy...