=> Bootstrap dependency digest>=20010302: found digest-20121220 => Checksum SHA1 OK for gifsicle-1.41.tar.gz => Checksum RMD160 OK for gifsicle-1.41.tar.gz ===> Installing dependencies for gifsicle-1.41nb1 => Build dependency x11-links>=0.72: found x11-links-0.74 ===> Overriding tools for gifsicle-1.41nb1 ===> Extracting for gifsicle-1.41nb1 ===> Patching for gifsicle-1.41nb1 ===> Creating toolchain wrappers for gifsicle-1.41nb1 ERROR: zlib>=1.1.4nb1 is not installed; can't buildlink files. *** Error code 1 Stop. bmake: stopped in /usr/pkgsrc/graphics/gifsicle *** Error code 1 Stop. bmake: stopped in /usr/pkgsrc/graphics/gifsicle