Source to netinet/in_systm.h
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* @(#)in_systm.h 7.4 (Berkeley) 6/28/90
* Miscellaneous internetwork
* definitions for kernel.
* Network types.
* Internally the system keeps counters in the headers with the bytes
* swapped so that VAX instructions will work on them. It reverses
* the bytes before transmission at each protocol level. The n_ types
* represent the types with the bytes in ``high-ender'' order.
typedef u_short n_short; /* short as received from the net */
typedef u_long n_long; /* long as received from the net */
typedef u_long n_time; /* ms since 00:00 GMT, byte rev */