convert single byte to wide character NAME btowc - convert single byte to wide character LIBRARY Standard C library ( libc , -lc ) SYNOPSI......"lower", "digit", "xdigit", "punct". For an unsigned char c , iscntrl(c) implies iswcntrl(btowc(c)) , but not vice versa. RETURN VALUE The iswcntrl () function returns nonzero i…...tibyte characters. Use either wctomb (3) or the thread-safe wcrtomb (3) instead. SEE ALSO btowc (3), wcrtomb (3), wctomb (3)...l modifier is present, the int argument is converted to a wide character by a call to the btowc (3) function, and the resulting wide character is written. If an l modifier is pr…...l modifier is present, the int argument is converted to a wide character by a call to the btowc (3) function, and the resulting wide character is written. If an l modifier is pr…...l modifier is present, the int argument is converted to a wide character by a call to the btowc (3) function, and the resulting wide character is written. If an l modifier is pr…...l modifier is present, the int argument is converted to a wide character by a call to the btowc (3) function, and the resulting wide character is written. If an l modifier is pr…...l modifier is present, the int argument is converted to a wide character by a call to the btowc (3) function, and the resulting wide character is written. If an l modifier is pr…...l modifier is present, the int argument is converted to a wide character by a call to the btowc (3) function, and the resulting wide character is written. If an l modifier is pr…