pub unsafe extern "C" fn CVodeSetJacTimesB(
cvode_mem: *mut c_void,
which: c_int,
jtsetupB: CVLsJacTimesSetupFnB,
jtimesB: CVLsJacTimesVecFnB,
) -> c_intpub unsafe extern "C" fn CVodeSetJacTimesB(
cvode_mem: *mut c_void,
which: c_int,
jtsetupB: CVLsJacTimesSetupFnB,
jtimesB: CVLsJacTimesVecFnB,
) -> c_int