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-rw-r--r--tools/missing-macros/src/m4/va_copy.m42
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/missing-macros/src/m4/va_copy.m4 b/tools/missing-macros/src/m4/va_copy.m4
index b8fbf3685..51c00516d 100644
--- a/tools/missing-macros/src/m4/va_copy.m4
+++ b/tools/missing-macros/src/m4/va_copy.m4
@@ -59,7 +59,7 @@ m4_define(__va_copy_check, [
])
dnl # Autoconf check for va_copy() implementation checking
-AC_DEFUN(AC_CHECK_VA_COPY,[
+AC_DEFUN([AC_CHECK_VA_COPY],[
dnl # provide Autoconf display check message
AC_MSG_CHECKING(for va_copy() function)
dnl # check for various implementations in priorized sequence