geteuid - get effective user ID of process

Syntax	#include <unistd.h> Optional #include <sys/types.h> (End) uid_t geteuid(void);
Description	geteuid() returns the effective user ID of the calling process.
Return val.	Effective user ID of the calling process The function is always successful.
See also	getuid(), setuid(), sys/types.h, unistd.h, manual "POSIX Basics" [1 (Related publications)].