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Trailing-Edge - PDP-10 Archives - SRI_NIC_PERM_FS_1_19910112 - c/old/include/whoami.h
There are no other files named whoami.h in the archive.
#define STANFORD		/* All machines at STANFORD have this */
				/* must make it different from ucb's CSVAX */
#define SU_20			/* This is a DEC-20 */
#define	sysname	"stanford-20"
#define MAIL_DAEMON ""	/* for delivermail */
#define tops20