Rules to use with `find` when searching for source files (default:
`-flags -nohidden -and -not -name '.*'`).
+- **`FINDINCLUDEOPTS`:**
+ Options to pass to `find` when searching for includes (default:
+ `$(FINDOPTS)`).
+
+- **`FINDINCLUDERULES`:**
+ Rules to use with `find` when searching for includes (default:
+ `$(FINDRULES)`).
+
- **`PARSERS`:**
A white·space‐separated list of parsers to use (default:
`$(THISDIR)/parsers/*.xslt`).