(calc-was-keypad-mode, calc-full-mode, calc-user-parse-tables)

(calc-was-keypad-mode, calc-full-mode, calc-user-parse-tables)
(calc-gnuplot-default-device, calc-gnuplot-default-output)
(calc-gnuplot-print-device, calc-gnuplot-print-output)
(calc-gnuplot-geometry, calc-graph-default-resolution)
(calc-graph-default-resolution-3d, calc-invocation-macro)
(calc-trail-pointer, calc-trail-overlay, calc-undo-list)
(calc-redo-list, calc-main-buffer, calc-trail-buffer, calc-why)
(calc-last-kill, calc-dollar-values, calc-dollar-used)
(calc-hashes-used, calc-quick-prev-results, calc-said-hello)
(calc-executing-macro, calc-any-selections, calc-help-phase)
(calc-full-help-flag, calc-refresh-count, calc-display-dirty)
(calc-embedded-info, calc-embedded-active, calc-standalone-flag)
(var-EvalRules, math-expr-function-mapping, math-expr-variable-mapping)
(calc-mode-map, calc-digit-map, calc-dispatch-map, calc-do-dispatch)
(calc-read-key-sequence, calc-create-buffer, calc-quit): Add docstrings.