WIP: wrap: Implemented wraplock #16869

Job	Run time
Arch / PyPy	19m 50s
Ubuntu Rolling (gcc, g++)	19m 0s
Arch Linux	19m 38s
Ubuntu Rolling (--unity=on -Ddefault_library=static, --no-unittests, gcc, g++)	14m 0s
CUDA (on Arch)	6m 39s
Ubuntu Rolling (-Ddefault_library=both, --no-unittests, gcc, g++)	14m 1s
Fedora	19m 8s
Ubuntu Rolling (clang, clang++)	20m 57s
Gentoo	20m 42s
Ubuntu Rolling (--unity=on, --no-unittests, clang, clang++)	15m 33s
OpenSUSE	15m 46s
Ubuntu Rolling (--cross ubuntu-armhf.json --cross linux-mingw-w64-64bit.json, 0, gcc, g++)	13m 55s
Ubuntu Bionic	14m 14s
Ubuntu Rolling (--cross ubuntu-armhf.json --cross linux-mingw-w64-64bit.json, --unity=on, gcc, g++)	14m 12s
	3h 47m 35s

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