A cross reference program for AmigaBASIC code.  Generates a list of the
BASIC code with lines sequentially numbered, plus a table showing all
variables and labels used in the code, and the line numbers where they were
used.  This is a major revision, including a new intuition interface.  

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                  247     624  39.6% -lh5- c3b7 Jun  6  1991 Bref.info
[generic]                21344   41116  51.9% -lh5- 962d Jun  6  1991 Bref/Bref
[generic]                 5252   18583  28.3% -lh5- b3b7 Jun  6  1991 Bref/bref.c
[generic]                 4400    9282  47.4% -lh5- 3a09 Jun  6  1991 Bref/Bref.doc
[generic]                  642     734  87.5% -lh5- 49ce Jun  6  1991 Bref/Bref.doc.info
[generic]                  668    2036  32.8% -lh5- 27b4 Jun  6  1991 Bref/Bref.info
[generic]                 9146   25007  36.6% -lh5- 8ab0 Jun  6  1991 Bref/bref2.c
[generic]                 2757    6738  40.9% -lh5- 1da5 Jun  6  1991 Bref/bref3.c
[generic]                 9915   39465  25.1% -lh5- 3b80 Jun  6  1991 Bref/bref4.c
[generic]                  917    2270  40.4% -lh5- 8bb8 Jun  6  1991 Bref/HSI.Color
[generic]                  122     152  80.3% -lh5- df22 Jun  6  1991 Bref/ReadMe.fnf
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total        11 files   55410  146007  38.0%            Jun  6  1991