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-rw-r--r--configure.ac1
1 files changed, 1 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 8c6a8cffe..b40f7ae75 100644
--- a/configure.ac
+++ b/configure.ac
@@ -156,6 +156,7 @@ dnl checks for programs
dnl -------------------
AC_PROG_CC
+AM_PROG_CC_C_O
AC_GNU_SOURCE
AC_ISC_POSIX