[−][src]Function ffmpeg_sys_next::av_stristart
pub unsafe extern "C" fn av_stristart(
str_: *const c_char,
pfx: *const c_char,
ptr: *mut *const c_char
) -> c_int
Return non-zero if pfx is a prefix of str independent of case. If it is, *ptr is set to the address of the first character in str after the prefix.
@param str input string @param pfx prefix to test @param ptr updated if the prefix is matched inside str @return non-zero if the prefix matches, zero otherwise