Merge of r1911718 from trunk #453

Job	Run time
Empty APLOGNO() test	35s
Default	4m 4s
All-static modules	3m 57s
Prefork MPM, all-modules (except cgid)	6m 21s
Worker MPM, all-modules	5m 38s
Shared MPMs, all-modules	4m 51s
Event MPM, all-modules, mod_cgid only	4m 34s
Event MPM, all-modules, no CMSG_DATA	5m 16s
Default, all-modules + install	4m 33s
Default, all-modules, random test order	4m 26s
GCC 10 maintainer-mode w/-Werror, install + VPATH	3m 33s
All-modules, APR 1.7.4, APR-util 1.6.3	5m 14s
APR 1.8.x, APR-util 1.7.x	6m 58s
Pool-debug	8m 39s
Shared MPMs (event), pool-debug, SSL/TLS variants	9m 34s
Shared MPMs (worker), pool-debug, SSL/TLS variants	10m 8s
Shared MPMs (prefork), pool-debug, SSL/TLS variants	12m 49s
litmus WebDAV tests	3m 19s
APR 1.7.4, APR-util 1.6.3, LDAP	4m 52s
APR trunk thread debugging	5m 41s
ASan	7m 9s
ASan, pool-debug	7m 57s
HTTP/2 test suite	14m 3s
MOD_TLS test suite	8m 43s
	2h 32m 54s

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