       SippInfo attribute
              This  command returns various pieces of information
              about TSIPP.  The following values may be specified
              for attribute:

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

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

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

                 o  TSIPPPATCHLEVEL - Returns the TSIPP interface
                 patchlevel.

                 o RLE - Returns 1 if TSIPP 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  TK  -  Returns  1 if this version of TSIPP is
                 linked with Tk rendering and display support.
