GETGID Section: Linux Programmer's Manual (2) Updated: 23 July 2025 Index   NAME getgid, getegid - get group identity   SYNOPSIS #include <unistd.h> #include <sys/types.h> gid_t getgid(void); gid_t getegid(void);   DESCRIPTION getgid returns the real group ID of the current process. getegid returns the effective group ID of the current process. The real ID corresponds to the ID of the calling process. The effective ID corresponds to the set ID bit on the file being executed.   ERRORS These functions are always successful.   CONFORMING TO POSIX, BSD 4.3   SEE ALSO   Index NAME SYNOPSIS DESCRIPTION ERRORS CONFORMING TO SEE ALSO This document was created by using the manual pages. Time: 11:56:05 GMT, March 24, 2025