1 files changed, 3 insertions, 0 deletions

diff --git a/src/strftime.c b/src/strftime.c
index 61047bf9578..789e7ae8e91 100644
--- a/src/strftime.c
+++ b/src/strftime.c
@@ -68,6 +68,9 @@ extern char *tzname[];
 #if DO_MULTIBYTE
 # if HAVE_MBRLEN
 #  include <wchar.h>
+#  if !defined (mbsinit) && !defined (HAVE_MBSINIT)
+#   define mbsinit(ps) 1
+#  endif /* !defined (mbsinit) && !defined (HAVE_MBSINIT) */
 # else
    /* Simulate mbrlen with mblen as best we can.  */
 #  define mbstate_t int