getpwnam NAME

pop ARRAY pop EXPR pop Pops and returns the last value of the array, shortening

x xor These operators are documented in perlop.

getgrnam NAME

-X FILEHANDLE -X EXPR -X DIRHANDLE -X A

endpwent

tie VARIABLE,CLASSNAME,LIST This function binds a variable to a package class that will provide the implementation for the variable. VARIABLE

semctl ID,SEMNUM,CMD,ARG Calls the System V IPC function semctl(2). You'll probably have to say

eof FILEHANDLE eof () eof Returns 1 if the next read on FILEHANDLE will

rand EXPR rand Returns a random fractional number greater than or equal to