man pages section 2: System Calls
    
A
 
 access - determine accessibility of a file ( Index Term Link )
 
 access permission mode of file, change - chmod ( Index Term Link )
 
 accounting, enable or disable process accounting - acct ( Index Term Link )
 
 acct - enable or disable process accounting ( Index Term Link )
 
 acl - get or set a file's Access Control List (ACL) ( Index Term Link )
 
 adjtime - correct the time to allow synchronization of the system clock ( Index Term Link )
 
 adjust local clock parameters - ntp_adjtime ( Index Term Link )
 
 alarm - set a process alarm clock ( Index Term Link )
 
 audit - write an audit record ( Index Term Link )
 
 auditon - manipulate auditing ( Index Term Link )
 
 auditsvc() function ( Index Term Link )