--- /dev/null
+#!/bin/sh
+code=77 # skipped
+for t in "${srcdir}/contrib/pngsuite/"x*".png"
+do
+ if test "$t" != "${srcdir}/contrib/pngsuite/x*.png"
+ then
+ # not skipped, test it
+ if ./pngstest --strict --tmpfile "error" --log "$@" "$t"
+ then
+ code=0 # oops, success: should not happen!
+ fi
+ fi
+done
+exit $code