=> Bootstrap dependency digest>=20010302: found digest-20111104
=> Bootstrap dependency fetch-[0-9]*: found fetch-1.7
=> Checksum SHA1 OK for its4-1.1.1.tgz
=> Checksum RMD160 OK for its4-1.1.1.tgz
===> Installing dependencies for its4-1.1.1
=> Build dependency checkperms>=1.1: found checkperms-1.11
===> Overriding tools for its4-1.1.1
===> Extracting for its4-1.1.1
===> Patching for its4-1.1.1
=> Applying pkgsrc patches for its4-1.1.1
===> Creating toolchain wrappers for its4-1.1.1
===> Configuring for its4-1.1.1
=> Checking for portability problems in extracted files
Looking for a C++ compiler... no

Can't find a C++ compiler in your path.
Looked for g++ and CC.
Please use the option '--with-cpp' to set a valid compiler.