Symbol: isc1
lib/libc/citrus/modules/citrus_iso2022.c
1049
} else if (isc1(wc & 0xff)) {
lib/libc/citrus/modules/citrus_iso2022.c
161
static __inline int iscntl(__uint8_t x) { return (isc0(x) || isc1(x) || x == 0x7f); }