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

foreach These flow-control keywords are documented in Compound

getprotoent

readpipe EXPR readpipe EXPR is executed as a system command. The collected standard output of the command

getnetent

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

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

lock THING This function places an advisory lock on a shared variable or referenced object contained in THING until the lock goes out

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

syswrite FILEHANDLE,SCALAR,LENGTH,OFFSET syswrite FILEHANDLE,SCALAR,LENGTH syswrite FILEHANDLE,SCALAR