Submitted by: Jason Thorpe <thorpej@nas.nasa.gov>
(2) Remove the bogus "CAT+=" definition. Closes PR ports/1703.
Submitted by: Peter Childs <pjchilds@imforei.apana.org.au>
(3) Change MKDIR to "/bin/mkdir -p", remove "-p" from ${MKDIR}
invocations. Closes PR ports/1901.
Submitted by: obrien
(4) Add a new macro variable COMPRESS_MAN, which will evaluate to gzip
if NOMANCOMPRESS isn't set (default), or true if it is.
(5) Add a new variable NO_CHECKSUM, which will disable the md5 checksum.
Submitted by: jkh
(6) Also, move NO_PATCH and NO_PACKAGE checks to right place in
invocation order.
(7) Check for LIB_DEPENDS before installation too. (It used to check
only before extraction.)
Forgotten a long time ago by: asami
7bf5b94f9e