ESCAPE_NA
flags & ESCAPE_NA && escape_passthrough(c, &p, end))
.flags = ESCAPE_OCTAL | ESCAPE_NA,
.flags = ESCAPE_HEX | ESCAPE_NA,
.flags = ESCAPE_NA,
.flags = ESCAPE_OCTAL | ESCAPE_APPEND | ESCAPE_NA,
.flags = ESCAPE_HEX | ESCAPE_APPEND | ESCAPE_NA,
.flags = ESCAPE_OCTAL | ESCAPE_APPEND | ESCAPE_NA,
.flags = ESCAPE_NA,
.flags = ESCAPE_SPACE | ESCAPE_NA,
.flags = ESCAPE_SPECIAL | ESCAPE_NA,
.flags = ESCAPE_SPACE | ESCAPE_SPECIAL | ESCAPE_NA,
.flags = ESCAPE_OCTAL | ESCAPE_NA,
.flags = ESCAPE_SPACE | ESCAPE_OCTAL | ESCAPE_NA,
.flags = ESCAPE_SPECIAL | ESCAPE_OCTAL | ESCAPE_NA,
.flags = ESCAPE_ANY | ESCAPE_NA,
.flags = ESCAPE_HEX | ESCAPE_NA,
.flags = ESCAPE_SPACE | ESCAPE_HEX | ESCAPE_NA,
.flags = ESCAPE_SPECIAL | ESCAPE_HEX | ESCAPE_NA,
.flags = ESCAPE_SPACE | ESCAPE_SPECIAL | ESCAPE_HEX | ESCAPE_NA,
if (flags & ESCAPE_NA && !(flags & ESCAPE_APPEND && esc)) {