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-rw-r--r--configure.in3
1 files changed, 3 insertions, 0 deletions
diff --git a/configure.in b/configure.in
index 961a558fcb..1e19ca4c7a 100644
--- a/configure.in
+++ b/configure.in
@@ -25,8 +25,11 @@ then
(it is also a good idea to do 'make clean' before compiling))
fi
+AC_DEFUN(RUBY_CANONICAL_BUILD, [AC_REQUIRE([AC_CANONICAL_BUILD])])
+
AC_CANONICAL_HOST
AC_CANONICAL_TARGET
+RUBY_CANONICAL_BUILD
dnl checks for fat-binary
fat_binary=no