include/ctype.h

121

#define isblank(c) __sbistype((c), _CTYPE_B)

include/wctype.h

101

#define iswblank(wc) __istype((wc), _CTYPE_B)

include/xlocale/_ctype.h

123

XLOCALE_ISCTYPE(blank, _CTYPE_B)

lib/libc/locale/isctype.c

74

return (__sbistype(c, _CTYPE_B));

lib/libc/locale/iswctype.c

67

return (__istype(wc, _CTYPE_B));

lib/libc/locale/table.c

61

_CTYPE_C|_CTYPE_S|_CTYPE_B,

lib/libc/locale/table.c

84

/*20*/ _CTYPE_S|_CTYPE_B|_CTYPE_R,

lib/libc/locale/wctype.c

80

_CTYPE_B,

usr.bin/localedef/ctype.c

64

#define _ISBLANK _CTYPE_B