=over =item __SUB__ X<__SUB__> A special token that returns a reference to the current subroutine, or L<C<undef>|/undef EXPR> outside of a subroutine. The behaviour of L<C<__SUB__>|/__SUB__> within...

=over =item class NAMESPACE =item class NAMESPACE VERSION =item class NAMESPACE BLOCK =item class NAMESPACE VERSION BLOCK Declares the BLOCK or the rest of the compilation unit as being in the give...

=over =item __LINE__ X<__LINE__> A special token that compiles to the current line number. It can be altered by the mechanism described at L<perlsyn/"Plain Old Comments (Not!)">. =back

=over =item getpwnam NAME X<getpwnam> X<getgrnam> X<gethostbyname> X<getnetbyname> X<getprotobyname> X<getpwuid> X<getgrgid> X<getservbyname> X<gethostbyaddr> X<getnetbyaddr> X<getprotobynumber> X<...

=over =item sysread FILEHANDLE,SCALAR,LENGTH,OFFSET X<sysread> =item sysread FILEHANDLE,SCALAR,LENGTH Attempts to read LENGTH bytes of data into variable SCALAR from the specified FILEHANDLE, using...

=over =item getpgrp PID X<getpgrp> X<group> Returns the current process group for the specified PID. Use a PID of C<0> to get the current process group for the current process. Will raise an except...

=over =item setpriority WHICH,WHO,PRIORITY X<setpriority> X<priority> X<nice> X<renice> Sets the current priority for a process, a process group, or a user. (See L<setpriority(2)>.) Raises an excep...

=over =item no MODULE VERSION LIST X<no declarations> X<unimporting> =item no MODULE VERSION =item no MODULE LIST =item no MODULE =item no VERSION See the L<C<use>|/use Module VERSION LIST> functio...

=over =item and =item cmp =item eq =item ge =item gt =item isa =item le =item lt =item ne =item not =item or =item x =item xor These operators are documented in L<perlop>. =back

=over =item getpwnam NAME X<getpwnam> X<getgrnam> X<gethostbyname> X<getnetbyname> X<getprotobyname> X<getpwuid> X<getgrgid> X<getservbyname> X<gethostbyaddr> X<getnetbyaddr> X<getprotobynumber> X<...