diff -r 3300cb76cccd -r 2ec049e50ed8 libinterp/corefcn/utils.cc
--- a/libinterp/corefcn/utils.cc        Tue Jul 07 19:09:35 2015 -0700
+++ b/libinterp/corefcn/utils.cc        Thu Jul 09 21:44:09 2015 -0400
@@ -1379,7 +1379,7 @@
 \n\
 Implementation Note: Strings are first converted to double values before the\n\
 checks for valid indices are made.  Unless a string contains the NULL\n\
-character @nospell{\"\\0\"}, it will always be a valid index.\n\
+character @nospell{\"@xbackslashchar{}0\"}, it will always be a valid index.\n\
 @end deftypefn")
 {
   octave_value retval;
diff -r 3300cb76cccd -r 2ec049e50ed8 scripts/io/beep.m
--- a/scripts/io/beep.m Tue Jul 07 19:09:35 2015 -0700
+++ b/scripts/io/beep.m Thu Jul 09 21:44:09 2015 -0400
@@ -20,9 +20,9 @@
 ## @deftypefn {Function File} {} beep ()
 ## Produce a beep from the speaker (or visual bell).
 ##
-## This function sends the alarm character @qcode{"\a"} to the terminal.
-## Depending on the user's configuration this may produce an audible beep,
-## a visual bell, or nothing at all.
+## This function sends the alarm character @qcode{"@xbackslashchar{}a"} to
+## the terminal. Depending on the user's configuration this may produce an
+## audible beep, a visual bell, or nothing at all.
 ## @seealso{puts, fputs, printf, fprintf}
 ## @end deftypefn
 
diff -r 2ec049e50ed8 -r 45d7be391982 doc/Makefile.am
--- a/doc/Makefile.am   Thu Jul 09 21:44:09 2015 -0400
+++ b/doc/Makefile.am   Thu Jul 09 21:45:26 2015 -0400
@@ -26,7 +26,6 @@
 
 EXTRA_DIST = \
   Makefile.am \
-  texinfo.tex \
   texmf.cnf
 
 SUBDIRS = doxyhtml interpreter liboctave refcard
diff -r 2ec049e50ed8 -r 45d7be391982 doc/interpreter/Makefile.am
--- a/doc/interpreter/Makefile.am       Thu Jul 09 21:44:09 2015 -0400
+++ b/doc/interpreter/Makefile.am       Thu Jul 09 21:45:26 2015 -0400
@@ -20,8 +20,6 @@
 
 include $(top_srcdir)/build-aux/common.mk
 
-TEXINFO_TEX = ../texinfo.tex
-
 ## Leading PATH_SEPARATOR required due to weak parsing by dvips (12/04/09)
 TEXINPUTS := "$(PATH_SEPARATOR)$(srcdir)$(PATH_SEPARATOR)$(TEXINPUTS)$(PATH_SEPARATOR)"
 export TEXINPUTS
diff -r 2ec049e50ed8 -r 45d7be391982 doc/liboctave/Makefile.am
--- a/doc/liboctave/Makefile.am Thu Jul 09 21:44:09 2015 -0400
+++ b/doc/liboctave/Makefile.am Thu Jul 09 21:45:26 2015 -0400
@@ -20,8 +20,6 @@
 
 include $(top_srcdir)/build-aux/common.mk
 
-TEXINFO_TEX = ../texinfo.tex
-
 info_TEXINFOS = liboctave.texi
 
 liboctave_TEXINFOS = \