Procs

proc c_fprintf(f: File; frmt: cstring): cint {.importc: "fprintf",
    header: "<stdio.h>", varargs, discardable, ...raises: [], tags: [], forbids: [].}

func elog(s: varargs[string, `$`]) {....raises: [], tags: [], forbids: [].}

func eprint(s: varargs[string, `$`]) {....raises: [], tags: [], forbids: [].}