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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 69dc89c..83d9e85 100644
--- a/configure.ac
+++ b/configure.ac
@@ -21,6 +21,7 @@ AC_CHECK_PROGS(LN, ln cp)
AC_CHECK_HEADERS(sys/resource.h sys/time.h sys/types.h unistd.h)
AC_HEADER_DIRENT
AC_HEADER_STDC
+AC_HEADER_SYS_WAIT
AC_TYPE_GETGROUPS
AC_TYPE_PID_T