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1 parent e0f3ebd commit 6c57315Copy full SHA for 6c57315
config/opal_setup_cc.m4
@@ -211,10 +211,11 @@ AC_DEFUN([OPAL_SETUP_CC],[
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AC_DEFINE_UNQUOTED([OPAL_C_HAVE___THREAD], [$opal_prog_cc__thread_available],
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[Whether C compiler supports __thread])
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-
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# Check for standard headers, needed here because needed before
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- # the types checks.
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- AC_HEADER_STDC
+ # the types checks. This is only necessary for Autoconf < v2.70.
+ m4_version_prereq([2.70],
+ [],
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+ [AC_HEADER_STDC])
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# GNU C and autotools are inconsistent about whether this is
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# defined so let's make it true everywhere for now... However, IBM
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