Linux

Refactored prival from string for performance #1114

Job	Run time
linux, all features disabled, debug	1m 43s
linux, all features disabled, release	3m 24s
linux, with c++, debug	48s
linux, with c++, release	54s
linux, debug	5m 33s
linux, debug, ansi	5m 16s
linux, fuzzer build	23s
linux, release	5m 56s
linux, release, ansi	5m 56s
linux, release, single file library	5m 26s
linux, release, static library	7m 20s
	42m 39s

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