Procs
proc addDouble(s: var string; d: float64) {....raises: [], tags: [], forbids: [].}
proc atod(s: cstring; n: var int; radix = cint(10); flags = cint(0)): float64 {. ...raises: [], tags: [], forbids: [].}
proc dtoa(d: float64): string {....raises: [], tags: [], forbids: [].}
proc parseFloat64(s: string): float64 {....raises: [], tags: [], forbids: [].}