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-rw-r--r--lto-plugin/configure.ac1
1 files changed, 1 insertions, 0 deletions
diff --git a/lto-plugin/configure.ac b/lto-plugin/configure.ac
index 15bc1a6b53b..20699537e83 100644
--- a/lto-plugin/configure.ac
+++ b/lto-plugin/configure.ac
@@ -22,6 +22,7 @@ case $target in
esac
AC_TYPE_INT64_T
AC_TYPE_UINT64_T
+AC_CHECK_HEADERS(sys/wait.h)
AC_CONFIG_FILES(Makefile)
AC_CONFIG_HEADERS(config.h)
AC_OUTPUT