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NAME

getglobal - return value of global variable, or default value if not set (Decida Procedure)

USAGE

          getglobal name {default ""}

ARGUMENTS

name global variable name
default default value of name if global variable not set

RESULTS

Returns global variable value, or default value if global variable not set

EXAMPLE-CALL

             set p [getglobal PAGER less]

AUTHOR

Richard Booth

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