configure.ac: remove unused AC_INCLUDEDIR

* configure.ac (AC_INCLUDEDIR): Remove.
* m4/includedir.m4: Remove.

diff --git a/configure.ac b/configure.ac
index a0b4859367ee6bcde008fe776a523b135d6baa8d..56cf16d520ed8e9dfbc231fd1da7d37bb4dfa23f 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -144,8 +144,6 @@ AC_MSG_RESULT($arch)
 
 AC_SUBST(arch)
 
-AC_INCLUDEDIR
-
 AC_ARG_ENABLE([arm-oabi],
              [AS_HELP_STRING([--enable-arm-oabi],
                              [enable OABI support on ARM EABI])],

diff --git a/m4/includedir.m4 b/m4/includedir.m4
deleted file mode 100644 (file)
index dd859bb..0000000
--- a/m4/includedir.m4
+++ /dev/null
@@ -1,23 +0,0 @@
-dnl ### A macro to find the include directory, useful for cross-compiling.
-AC_DEFUN([AC_INCLUDEDIR],
-[AC_REQUIRE([AC_PROG_AWK])dnl
-AC_SUBST(includedir)
-AC_MSG_CHECKING(for primary include directory)
-includedir=/usr/include
-if test -n "$GCC"
-then
-       >conftest.c
-       new_includedir=`
-               $CC -v -E conftest.c 2>&1 | $AWK '
-                       /^End of search list/ { print last; exit }
-                       { last = [$]1 }
-               '
-       `
-       rm -f conftest.c
-       if test -n "$new_includedir" && test -d "$new_includedir"
-       then
-               includedir=$new_includedir
-       fi
-fi
-AC_MSG_RESULT($includedir)
-])