chr NUMBER chr Returns the character represented by that NUMBER in the character set. For example,

else These flow-control keywords are documented in Compound

my VARLIST my TYPE VARLIST my VARLIST : ATTRS my TYPE VARLIST : ATTRS

wait Behaves like wait(2) on your system: it waits for a child process to terminate and returns the pid of the deceased process, or

rewinddir DIRHANDLE Sets the current position to the beginning of the directory for the

uc EXPR uc Returns an uppercased version of EXPR. This is the internal function implementing the

import LIST There is no builtin import function

unlink LIST unlink Deletes a list of files. On success, it returns the number of files it successfully deleted

exp EXPR exp Returns e (the natural logarithm base) to the power of EXPR. If EXPR is omitted, gives

format Declare a picture format for use by the write