Example: XREF output: program-name cross-references

The following example shows a sorted cross-reference of program-names produced by the XREF compiler option. Numbers in parentheses refer to notes that follow the example.

   (1)        (2)                            (3)
Defined   Cross-reference of programs     References

EXTERNAL   EXTERNAL1. . . . . . . . . . . 25
      2   X. . . . . . . . . . . . . . .  41
     12   X1 . . . . . . . . . . . . . .  33 7
     20   X11. . . . . . . . . . . . . .  25 16
     27   X12. . . . . . . . . . . . . .  32 17
     35   X2 . . . . . . . . . . . . . .  40 8

(1): Line number where the program-name was defined. If the program is external, the word EXTERNAL is displayed instead of a definition line number.
(2): Program-name.
(3): Line numbers where the program is referenced.