Zlib patch: prevent uninitialized use of state->check #41

Job	Run time
Ubuntu GCC	14s
Ubuntu 20.04 GCC	12s
Ubuntu GCC OSB	16s
Ubuntu GCC Compat No Opt	7s
Ubuntu GCC ARM SF	27s
Ubuntu GCC ARM SF Compat No Opt	20s
Ubuntu GCC ARM HF	24s
Ubuntu GCC ARM HF No ACLE	24s
Ubuntu GCC ARM HF No NEON	23s
Ubuntu GCC ARM HF Compat No Opt	21s
Ubuntu GCC AARCH64	30s
Ubuntu GCC AARCH64 No ACLE	23s
Ubuntu GCC AARCH64 No NEON	26s
Ubuntu GCC AARCH64 Compat No Opt	21s
Ubuntu GCC MIPS	22s
Ubuntu GCC MIPS64	30s
Ubuntu GCC PPC	24s
Ubuntu GCC PPC No Power8	22s
Ubuntu GCC PPC64	21s
Ubuntu GCC PPC64LE	33s
Ubuntu GCC S390X	27s
Ubuntu GCC S390X No vectorized CRC32	21s
Ubuntu GCC S390X DFLTCC	25s
Ubuntu GCC S390X DFLTCC Compat	25s
Ubuntu Emscripten WASM32	42s
macOS GCC Symbol Prefix	46s
macOS GCC Symbol Prefix (ARM64)	34s
macOS GCC Symbol Prefix & Compat	47s
macOS GCC Symbol Prefix & Compat (ARM64)	21s
macOS GCC	44s
macOS GCC (ARM64)	20s
	13m 12s

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