:333: warning: ISO C90 forbids mixed declarations and code
334: error: ‘fsuid’ undeclared (first use in this function)
:334: error: ‘uid_’ undeclared (first use in this function)
:334: error: ‘euid_’ undeclared (first use in this function)
:335: error: implicit declaration of function ‘uid_eq’
 error: ‘GLOBAL_ROOT_UID’ undeclared (first use in this function)