@subsection MacOS X on the command-line
The scripts (such as lilypond-book, convert-ly, abc2ly, and even
-lilypond itself) are included inside MacOS X .app. They can be run from
+lilypond itself) are included inside the .app file for MacOS@tie{}X. They can be run from
the command line by invoking them directly, e.g.
@example
@end example
@noindent
-where $@{LILYPOND_VERSION@} is your lilypond version. If Lilypond was not
+where $@{LILYPOND_VERSION@} is your LilyPond version. If LilyPond was not
installed in @file{/usr/local/}, then change this path accordingly.
@subsection TexShop
The @uref{http://@/www@/.uoregon@/.edu/~koch/texshop/index@/.html,TexShop}
-editor for Mac OS X can be extended to run LilyPond, lilypond-book and
+editor for MacOS@tie{}X can be extended to run LilyPond, lilypond-book and
convert-ly from within the editor, using the extensions available at
@uref{http://@/www@/.dimi@/.uniud@/.it/vitacolo/freesoftware@/.html}.
follow hyperlinks using the @file{lilypond-invoke-editor} script
supplied with LilyPond.
-For Xpdf on Unix, the following should be present in
-@file{xpdfrc}@footnote{On unix, this file is found either in
+For Xpdf on UNIX, the following should be present in
+@file{xpdfrc}@footnote{On UNIX, this file is found either in
@file{/etc/xpdfrc} or as @file{.xpdfrc} in your home directory.}
@example