Subsequently, Linux 2.4 added getgid32 () and getegid32 (), supporting 32-bit IDs. The glibc getgidSubsequently, Linux 2.4 added getgid32 () and getegid32 (), supporting 32-bit IDs. The glibc getgidSubsequently, Linux 2.4 added getgid32 () and getegid32 (), supporting 32-bit IDs. The glibc getgidSubsequently, Linux 2.4 added getgid32 () and getegid32 (), supporting 32-bit IDs. The glibc getgidgetdtablesize (2) getegid (2) 1.0 getegid32 (2) 2.4 geteuid (2) 1.0 geteuid32 (2) 2.4 getgid