build: use AC_ARG_WITH for zlib
authorJan Engelhardt <jengelh@medozas.de>
Sat, 24 Dec 2011 03:45:42 +0000 (04:45 +0100)
committerJan Engelhardt <jengelh@medozas.de>
Sat, 24 Dec 2011 19:25:54 +0000 (20:25 +0100)
commit5a51a357a8fad00582631592969f6d410228b8a7
treed0ed762f3b042f58d8512067125005720a13e361
parent7b3a74fc67993e6fb85918ec8c2f71c90903a4d4
build: use AC_ARG_WITH for zlib

Since it selects an external dependency for inclusion, AC_ARG_WITH
is preferred (autoconf.info 15.2 "Working with external software").
configure.ac