       SippInfo attribute
              This  command returns various pieces of information
              about Tcl-Sipp.  The following values may be speci-
              fied for attribute:

                 o  VERSION  - Returns the full Tcl-SIPP version.
                 This includes the SIPP library version number, a
                 suffix indicating the Tcl-SIPP interface version
                 and the Tcl-SIPP interface patch level  (if  its
                 been patched).

                 o SIPPVERSION - Returns the SIPP library version
                 number that Tcl-SIPP is linked with.

                 o TSIPPVERSION - Returns the Tcl-SIPP  interface
                 version (the suffix in the full version).

                 o  TSIPPPATCHLEVEL - Returns the Tcl-SIPP inter-
                 face patchlevel.

                 o RLE - Returns 1 if Tcl-SIPP is linked with the
                 RLE   libraries   and  can  product  RLE  files.
                 Returns 0 if RLE file support is not  available.

                 o  RENDERING  - Returns 1 if a rendering is cur-
                 rently being  performed,  0  otherwise.   Useful
                 only for code that might run as results of event
                 updates during a rendering  process.   Modifying
                 SIPP state during a rendering is prohibited.

                 o  PHOTO - Returns 1 if this version of Tcl-SIPP
                 is linked with Tk and the photo widget is avail-
                 able for rendering.
