Help: Polish CMAKE{,_SYSTEM}_IGNORE_PREFIX_PATH documentation

Help/variable/CMAKE_IGNORE_PREFIX_PATH.rst

@@ -1,17 +1,17 @@
 CMAKE_IGNORE_PREFIX_PATH
 ------------------------
 
-:ref:`Semicolon-separated list <CMake Language Lists>` of prefix to be *ignored* by
-the :command:`find_program`, :command:`find_library`, :command:`find_file`,
-:command:`find_path`, and :command:`find_package` commands.  This is useful in cross-compiling
-environments where some system directories contain incompatible but
-possibly linkable libraries.  For example, on cross-compiled cluster
-environments, this allows a user to ignore directories containing
-libraries meant for the front-end machine.
+:ref:`Semicolon-separated list <CMake Language Lists>` of prefixes to be
+*ignored* by the :command:`find_program`, :command:`find_library`,
+:command:`find_file`, :command:`find_path`, and :command:`find_package`
+commands.  This is useful in cross-compiling environments where some
+system directories contain incompatible but possibly linkable libraries.
+For example, on cross-compiled cluster environments, this allows a user
+to ignore directories containing libraries meant for the front-end machine.
 
-By default this is empty; it is intended to be set by the project.
-Note that ``CMAKE_IGNORE_PREFIX_PATH`` takes a list of prefixes, *not*
-a list of directory names.
+By default this is empty; it is intended to be set by the project and/or
+the end user.  Note that ``CMAKE_IGNORE_PREFIX_PATH`` takes a list of
+prefixes, *not* a list of directory names.
 
 See also the :variable:`CMAKE_PREFIX_PATH`, :variable:`CMAKE_LIBRARY_PATH`,
 :variable:`CMAKE_INCLUDE_PATH`, and :variable:`CMAKE_PROGRAM_PATH` variables.

Help/variable/CMAKE_SYSTEM_IGNORE_PREFIX_PATH.rst

@@ -1,17 +1,17 @@
 CMAKE_SYSTEM_IGNORE_PREFIX_PATH
 -------------------------------
 
-:ref:`Semicolon-separated list <CMake Language Lists>` of prefixes to be *ignored* by
-the :command:`find_program`, :command:`find_library`, :command:`find_file`,
-:command:`find_path`, and :command:`find_package` commands.  This is useful in cross-compiling
-environments where some system directories contain incompatible but
-possibly linkable libraries.  For example, on cross-compiled cluster
-environments, this allows a user to ignore directories containing
-libraries meant for the front-end machine.
+:ref:`Semicolon-separated list <CMake Language Lists>` of prefixes to be
+*ignored* by the :command:`find_program`, :command:`find_library`,
+:command:`find_file`, :command:`find_path`, and :command:`find_package`
+commands.  This is useful in cross-compiling environments where some
+system directories contain incompatible but possibly linkable libraries.
+For example, on cross-compiled cluster environments, this allows a user
+to ignore directories containing libraries meant for the front-end machine.
 
 By default this contains a list of directories containing incompatible
-binaries for the host system.  See the :variable:`CMAKE_IGNORE_PREFIX_PATH` variable
-that is intended to be set by the project.
+binaries for the host system.  See the :variable:`CMAKE_IGNORE_PREFIX_PATH`
+variable that is intended to be set by the project and/or the end user.
 
 See also the :variable:`CMAKE_SYSTEM_PREFIX_PATH`,
 :variable:`CMAKE_SYSTEM_LIBRARY_PATH`, :variable:`CMAKE_SYSTEM_INCLUDE_PATH`,