OpenBSD changed the name of the pytest script from py.test-3 in OpenBSD
6.8 to py.test in OpenBSD 6.9.
The py.test-3 name which was added in
d5562a3e for the sake of OpenBSD
and CentOS is still required for CentOS.
AM_PATH_PYTHON([3.4], [], [:])
AM_CONDITIONAL([HAVE_PYTHON], [test "$PYTHON" != ":"])
-AC_PATH_PROGS([PYTEST], [pytest-3 py.test-3 pytest pytest-pypy], [])
+AC_PATH_PROGS([PYTEST], [pytest-3 py.test-3 pytest py.test pytest-pypy], [])
AS_IF([test -z "$PYTEST"],
[AC_MSG_WARN([pytest not found, some system tests will be skipped])])
AC_SUBST([PYTEST])