int dpns_getgrpbynam (char *groupname, gid_t *gid)
DESCRIPTIONdpns_getgrpbynam gets the virtual gid associated with a given group name.
- specifies the group name. It must be at most 255 characters long.
- specifies the address of a buffer to receive the Virtual Group Id.
RETURN VALUEThis routine returns 0 if the operation was successful or -1 if the operation failed. In the latter case, serrno is set appropriately.
- groupname or gid is a NULL pointer.
- This group name does not exist in the internal mapping table or the length of groupname exceeds 255.
- Host unknown.
- Service unknown.
- Communication error.
Name server is not running or is being shutdown.