extern void expErrorLog _ANSI_ARGS_(TCL_VARARGS(char *,fmt));
extern void expErrorLogU _ANSI_ARGS_((char *));
extern void expStdoutLog _ANSI_ARGS_(TCL_VARARGS(int,force_stdout));
extern void expStdoutLogU _ANSI_ARGS_((char *buf, int force_stdout));
EXTERN void expDiagInit _ANSI_ARGS_((void));
EXTERN int expDiagChannelOpen _ANSI_ARGS_((Tcl_Interp *,char *));
EXTERN Tcl_Channel expDiagChannelGet _ANSI_ARGS_((void));
EXTERN void expDiagChannelClose _ANSI_ARGS_((Tcl_Interp *));
EXTERN char * expDiagFilename _ANSI_ARGS_((void));
EXTERN int expDiagToStderrGet _ANSI_ARGS_((void));
EXTERN void expDiagToStderrSet _ANSI_ARGS_((int));
EXTERN void expDiagWriteBytes _ANSI_ARGS_((char *,int));
EXTERN void expDiagWriteChars _ANSI_ARGS_((char *,int));
EXTERN void expDiagWriteObj _ANSI_ARGS_((Tcl_Obj *));
EXTERN void expDiagLog _ANSI_ARGS_(TCL_VARARGS(char *,fmt));
EXTERN void expDiagLogU _ANSI_ARGS_((char *));
EXTERN char * expPrintify _ANSI_ARGS_((char *));
EXTERN char * expPrintifyObj _ANSI_ARGS_((Tcl_Obj *));
EXTERN void expLogInit _ANSI_ARGS_((void));
EXTERN int expLogChannelOpen _ANSI_ARGS_((Tcl_Interp *,char *,int));
EXTERN Tcl_Channel expLogChannelGet _ANSI_ARGS_((void));
EXTERN int expLogChannelSet _ANSI_ARGS_((Tcl_Interp *,char *));
EXTERN void expLogChannelClose _ANSI_ARGS_((Tcl_Interp *));
EXTERN char * expLogFilenameGet _ANSI_ARGS_((void));
EXTERN void expLogAppendSet _ANSI_ARGS_((int));
EXTERN int expLogAppendGet _ANSI_ARGS_((void));
EXTERN void expLogLeaveOpenSet _ANSI_ARGS_((int));
EXTERN int expLogLeaveOpenGet _ANSI_ARGS_((void));
EXTERN void expLogAllSet _ANSI_ARGS_((int));
EXTERN int expLogAllGet _ANSI_ARGS_((void));
EXTERN void expLogToStdoutSet _ANSI_ARGS_((int));
EXTERN int expLogToStdoutGet _ANSI_ARGS_((void));
EXTERN void expLogDiagU _ANSI_ARGS_((char *));
EXTERN int expWriteBytesAndLogIfTtyU _ANSI_ARGS_((ExpState *,char *,int));
EXTERN int expLogUserGet _ANSI_ARGS_((void));
EXTERN void expLogUserSet _ANSI_ARGS_((int));
EXTERN void expLogInteractionU _ANSI_ARGS_((ExpState *,char *));