### Psetreuid()

LONG Psetreuid(ruid, euid)

WORD ruid;
WORD euid;

| Psetreuid() sets the real and/or effective user id for the calling process.
Opcode | 334 (0x014e)
Availability | Available when a 'MiNT' cookie with a version of at least 1.12 exists.
Parameters | ruid specifies the new real user id and euid specifies the new effective user id for the calling process. If either argument is -1, only the other gets changed.
Binding |
    move.w	euid,-(sp)
    move.w	ruid,-(sp)
    move.w	#$014e,-(sp)
    trap	#1
    addq.l	#6,sp
Return Value | Psetreuid() returns E_OK on success or a negative GEMDOS error code otherwise.
Caveats | Setting user ids needs root privileges.
Comments | This call is often used by daemon processes to downgrade their privileges to user level.
See Also | Psetregid(), Pseteuid()