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-rw-r--r--configure.ac2
1 files changed, 1 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index 7bfee047ae2..be1ec7ab670 100644
--- a/configure.ac
+++ b/configure.ac
@@ -598,7 +598,7 @@ dnl FreeBSD, NetBSD
AC_CHECK_MEMBERS([struct stat.st_atimespec.tv_nsec])
case $host_os in
*netbsd*)
- CFLAGS+=" -D_INCOMPLETE_XOPEN_C063"
+ CFLAGS="${CFLAGS} -D_INCOMPLETE_XOPEN_C063"
;;
esac
AC_CHECK_FUNC([linkat], [have_linkat=yes])