man pages section 2: System Calls
    
E
 
 effective group ID, set -- setregid() ( Index Term Link )
 
 effective user ID, set -- setreuid() ( Index Term Link )
 
 exec -- execute a file ( Index Term Link )
 
 execl -- execute a file ( Index Term Link )
 
 execle -- execute a file ( Index Term Link )
 
 execlp -- execute a file ( Index Term Link )
 
 execv -- execute a file ( Index Term Link )
 
 execve -- execute a file ( Index Term Link )
 
 execvp -- execute a file ( Index Term Link )
 
 exit -- terminate process ( Index Term Link )
 
 _exit -- terminate process ( Index Term Link )