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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 9c791069..5b0c75ee 100644
--- a/configure.ac
+++ b/configure.ac
@@ -14,6 +14,7 @@ AC_PROG_CC
AC_PROG_CXX
AC_PROG_CPP
AM_PROG_CC_STDC
+AM_PROG_CC_C_O
AM_C_PROTOTYPES
AC_LANG_CPLUSPLUS
AC_PROG_RANLIB