--- a/doc/interpreter/debug.txi	Wed Jan 03 11:16:47 2018 +0530
+++ b/doc/interpreter/debug.txi	Thu Jan 04 11:09:12 2018 -0800
@@ -83,7 +83,7 @@
 @noindent
 Breakpoints in class methods are also supported (e.g.,
 @code{dbstop ("@@class/method")}).  However, breakpoints cannot be set in
-built-in functions (e.g., @code{sin}, etc.) or dynamically loaded functions
+built-in functions (e.g., @code{sin}, etc.@:) or dynamically loaded functions
 (i.e., oct-files).
 
 To set a breakpoint immediately upon entering a function use line number 1, or

--- a/libinterp/corefcn/file-io.cc	Wed Jan 03 11:16:47 2018 +0530
+++ b/libinterp/corefcn/file-io.cc	Thu Jan 04 11:09:12 2018 -0800
@@ -489,7 +489,7 @@
 Open a file for low-level I/O or query open files and file descriptors.
 
 The first form of the @code{fopen} function opens the named file with
-the specified mode (read-write, read-only, etc.) and architecture
+the specified mode (read-write, read-only, etc.@:) and architecture
 interpretation (IEEE big endian, IEEE little endian, etc.), and returns
 an integer value that may be used to refer to the file later.  If an
 error occurs, @var{fid} is set to @minus{}1 and @var{msg} contains the