Function gnunet_sys::GNUNET_TIME_relative_add

pub unsafe extern "C" fn GNUNET_TIME_relative_add(
    a1: GNUNET_TIME_Relative, 
    a2: GNUNET_TIME_Relative
) -> GNUNET_TIME_Relative

Add relative times together.

@param a1 some relative time @param a2 some other relative time @return FOREVER if either argument is FOREVER or on overflow; a1+a2 otherwise