mem: Don't use posix_memalign() and friends with custom wrapper. #18

Job	Run time
run-checker (enable-asan enable-ubsan no-shared no-asm -DOPENSSL_SMALL_FOOTPRINT)	1m 1s
run-checker (no-ct)	47s
run-checker (no-dso)	46s
run-checker (no-dynamic-engine)	48s
run-checker (no-ec2m)	51s
run-checker (no-engine no-shared)	50s
run-checker (no-err)	49s
run-checker (no-filenames)	46s
run-checker (enable-ubsan no-asm -DOPENSSL_SMALL_FOOTPRINT -fno-sanitize=alignment)	52s
run-checker (no-module)	47s
run-checker (no-ocsp)	45s
run-checker (no-pinshared)	44s
run-checker (no-srp)	47s
run-checker (no-srtp)	47s
run-checker (no-ts)	43s
run-checker (no-integrity-only-ciphers)	51s
run-checker (enable-weak-ssl-ciphers)	49s
run-checker (enable-zlib)	48s
run-checker (enable-pie)	48s
	15m 19s

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