Use AROS_REQUIRED to issue message about missing libpng.
commit219b58a20ac8d5a99065ca80044f1700e2b3b918
authorweissms <weissms@fb15a70f-31f2-0310-bbcc-cdcc74a49acc>
Sun, 9 Sep 2012 20:25:52 +0000 (9 20:25 +0000)
committerweissms <weissms@fb15a70f-31f2-0310-bbcc-cdcc74a49acc>
Sun, 9 Sep 2012 20:25:52 +0000 (9 20:25 +0000)
tree477dbebe89c76730ea689bcb2c3d8ac56f3c545b
parentaff2cf8e94e5b1dd25114634d5035e3735f431b7
Use AROS_REQUIRED to issue message about missing libpng.

git-svn-id: https://svn.aros.org/svn/aros/trunk/AROS@45760 fb15a70f-31f2-0310-bbcc-cdcc74a49acc
configure
configure.in