ESCAPE_NP
#define ESCAPE_ANY_NP (ESCAPE_ANY | ESCAPE_NP)
flags & ESCAPE_NP && escape_passthrough(c, &p, end))
.flags = ESCAPE_NP,
.flags = ESCAPE_SPACE | ESCAPE_NP,
.flags = ESCAPE_SPECIAL | ESCAPE_NP,
.flags = ESCAPE_SPACE | ESCAPE_SPECIAL | ESCAPE_NP,
.flags = ESCAPE_OCTAL | ESCAPE_NP,
.flags = ESCAPE_SPACE | ESCAPE_OCTAL | ESCAPE_NP,
ESCAPE_NP,
.flags = ESCAPE_NP | ESCAPE_HEX,
flags |= ESCAPE_NP;