## Name geteuid, getegid - get effective user / group id ## Synopsis ```**c++ #include uid_t geteuid(void); gid_t getegid(void); ``` ## Description Returns the effective user or group id. ## See also * [`setuid_overview`(7)](../man7/setuid_overview.md) * [`getuid`(2) / `getgid`(2)](getuid.md) * [`getresuid`(2) / `getresgid`(2)](getresuid.md) * [`seteuid`(2) / `setegid`(2)](seteuid.md) * [`setuid`(2) / `setgid`(2)](setuid.md) * [`setresuid`(2) / `setresgid`(2)](setresuid.md)