-dnl check if compiler includes /usr/local/include in
-dnl default include files search path.
-AC_MSG_CHECKING([for /usr/local/include in default include path])
-GCC_SEARCHES_USR_LOCAL_INCLUDE="no"
-if test "$GCC" = "yes" ; then
- echo | gcc -v -x c++ -E - 2>&1 | sed -n '/^#include </,$p' | \
- sed -n '1,/End of search list\./p' | \
- grep '^ */usr/local/include$' 2>&1 /dev/null \
- && GCC_SEARCHES_USR_LOCAL_INCLUDE="yes"
-fi
-AC_MSG_RESULT([$GCC_SEARCHES_USR_LOCAL_INCLUDE])
-