+ (anti-alias-factor 1 "render at higher resolution and scale down result\nto prevent jaggies in PNG")
+ (check-internal-types #f "check every property assignment for types")
+ (clip-systems #f "Generate cut-out snippets of a score")
+ (debug-gc #f "dump memory debugging statistics")
+ (debug-gc-assert-parsed-dead #f "for memory debugging:
+ensure that all refs to parsed objects are dead. This is an internal option, and is switched on automatically for -ddebug-gc.")
+ (debug-lexer #f "debug the flex lexer")
+ (debug-parser #f "debug the bison parser")
+ (debug-skylines #f "debug skylines")
+ (delete-intermediate-files #f
+ "delete unusable PostScript files")
+ (dump-profile #f "dump timing information for each file")
+ (dump-signatures #f "dump output signatures of each system. Used for regression testing.")
+
+ (eps-box-padding #f "Pad EPS bounding box left edge. Guarantee alignment between systems in LaTeX.")
+ (gs-load-fonts #f
+ "load fonts via Ghostscript.")
+ (gui #f "running from gui; redirect stderr to log file")
+ (help #f "show this help.")
+ (include-book-title-preview #t "include book-titles in preview images.")
+ (include-eps-fonts #t "Include fonts in separate-system EPS files.")
+ (job-count #f "Process in parallel")
+ (log-file #f "redirect output to log FILE.log")
+
+ (old-relative #f
+ "relative for simultaneous music works