V7/usr/src/libc/gen/ctype_.c

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including files from this version of Unix. 
#include	<ctype.h>

char _ctype_[] = {
	0,
	_C,	_C,	_C,	_C,	_C,	_C,	_C,	_C,
	_C,	_S,	_S,	_S,	_S,	_S,	_C,	_C,
	_C,	_C,	_C,	_C,	_C,	_C,	_C,	_C,
	_C,	_C,	_C,	_C,	_C,	_C,	_C,	_C,
	_S,	_P,	_P,	_P,	_P,	_P,	_P,	_P,
	_P,	_P,	_P,	_P,	_P,	_P,	_P,	_P,
	_N,	_N,	_N,	_N,	_N,	_N,	_N,	_N,
	_N,	_N,	_P,	_P,	_P,	_P,	_P,	_P,
	_P,	_U|_X,	_U|_X,	_U|_X,	_U|_X,	_U|_X,	_U|_X,	_U,
	_U,	_U,	_U,	_U,	_U,	_U,	_U,	_U,
	_U,	_U,	_U,	_U,	_U,	_U,	_U,	_U,
	_U,	_U,	_U,	_P,	_P,	_P,	_P,	_P,
	_P,	_L|_X,	_L|_X,	_L|_X,	_L|_X,	_L|_X,	_L|_X,	_L,
	_L,	_L,	_L,	_L,	_L,	_L,	_L,	_L,
	_L,	_L,	_L,	_L,	_L,	_L,	_L,	_L,
	_L,	_L,	_L,	_P,	_P,	_P,	_P,	_C
};