AT_CHECK([perl -MText::Diff -e '' || exit 77])
# Skip this test if Perl's Memory::Usage module is not installed.
AT_CHECK([perl -MMemory::Usage -e '' || exit 77])
AT_CHECK([perl -MText::Diff -e '' || exit 77])
# Skip this test if Perl's Memory::Usage module is not installed.
AT_CHECK([perl -MMemory::Usage -e '' || exit 77])