Add catman, makewhatis functionality.  Print an error if the whatis database
is missing.

@@ -25,14 +25,17 @@
 dir path=usr/lib
 dir path=usr/share
 dir path=usr/share/man
 dir path=usr/share/man/man1
 dir path=usr/share/man/man5
+file path=usr/bin/catman mode=0555
 file path=usr/bin/man mode=0555
 file path=usr/bin/mandoc mode=0555
+file path=usr/lib/makewhatis mode=0555
 file path=usr/lib/mandoc_preconv mode=0555
 file path=usr/share/man/man1/apropos.1
+file path=usr/share/man/man1/catman.1
 file path=usr/share/man/man1/man.1
 file path=usr/share/man/man1/mandoc.1
 file path=usr/share/man/man5/eqn.5
 file path=usr/share/man/man5/man.5
 file path=usr/share/man/man5/mandoc_char.5