pub unsafe extern "C" fn FMPutSlotString(
arg1: *mut FactModifier,
arg2: *const c_char,
arg3: *const c_char,
) -> PutSlotErrorpub unsafe extern "C" fn FMPutSlotString(
arg1: *mut FactModifier,
arg2: *const c_char,
arg3: *const c_char,
) -> PutSlotError