=> Bootstrap dependency digest>=20010302: found digest-20121220
=> Checksum SHA1 OK for xwininfo-1.1.2.tar.bz2
=> Checksum RMD160 OK for xwininfo-1.1.2.tar.bz2
===> Installing dependencies for xwininfo-1.1.2nb1
=> Tool dependency pkg-config>=0.25: found pkg-config-0.28
=> Build dependency x11-links>=0.72: found x11-links-0.74
=> Build dependency xcb-proto>=1.4: found xcb-proto-1.8
=> Full dependency libxcb>=1.6: found libxcb-1.9
===> Overriding tools for xwininfo-1.1.2nb1
===> Extracting for xwininfo-1.1.2nb1
===> Patching for xwininfo-1.1.2nb1
===> Creating toolchain wrappers for xwininfo-1.1.2nb1
ERROR: zlib>=1.1.4nb1 is not installed; can't buildlink files.
*** Error code 1

Stop.
bmake: stopped in /usr/pkgsrc/x11/xwininfo
*** Error code 1

Stop.
bmake: stopped in /usr/pkgsrc/x11/xwininfo