util/time test fails on OpenBSD
The Pixelminers buildbot shows failures on the util/time test, see https://buildbot.pixelminers.net/builders/OpenBSD/builds/970/steps/shell_3/logs/stdio
util/time:
FAIL src/test/test_util.c:302: assert(LONG_MAX OP_EQ tv_udiff(&start, &end)): 2147483647 vs -6005000
[time FAILED]