Fix: configure: support Autoconf 2.70

[lttng-ust.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index f698e973342847a4e53f073f55685ed8dcf10006..7c7bf26e38fcadb45fe389e6eaa26f4bcb248f22 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -51,7 +51,8 @@ AM_SILENT_RULES([yes])
 AC_USE_SYSTEM_EXTENSIONS
 AC_SYS_LARGEFILE
 AC_PROG_CC
-AC_PROG_CC_STDC
+# AC_PROG_CC_STDC was merged in AC_PROG_CC in autoconf 2.70
+m4_version_prereq([2.70], [], [AC_PROG_CC_STDC])
 AC_PROG_CXX
 AX_CXX_COMPILE_STDCXX([11])
 RW_PROG_CXX_WORKS