getsockopt SOCKET,LEVEL,OPTNAME Queries the option named OPTNAME associated with SOCKET at a given LEVEL. Options may exist at multiple protocol

undef EXPR undef Undefines the value of EXPR, which must be an lvalue. Use only on a scalar value, an array

truncate FILEHANDLE,LENGTH truncate EXPR,LENGTH Truncates the file opened on FILEHANDLE, or named by EXPR

accept NEWSOCKET,GENERICSOCKET Accepts an incoming socket connect, just as accept(2) does. Returns the packed address if it succeeded, false

crypt PLAINTEXT,SALT Creates a digest string exactly like the crypt(3) function in the C library (assuming that you actually have a version

readline EXPR readline Reads from the filehandle whose typeglob is contained in EXPR (or from

ioctl FILEHANDLE,FUNCTION,SCALAR Implements the ioctl(2) function. You'll probably first have to say

or These operators are documented in perlop.

our VARLIST our TYPE VARLIST our VARLIST : ATTRS our TYPE VARLIST : ATTRS

local EXPR You really probably want to be using my