Symbol: _CTYPE_U
lib/libc/gen/ctype_.c
120
#define _U _CTYPE_U
lib/libc/gen/isctype.c
101
_ISCTYPE_FUNC(upper, _CTYPE_U )
sys/sys/ctype_inline.h
57
#define isupper(c) ((int)((_ctype_tab_ + 1)[(c)] & _CTYPE_U))