1 files changed, 10 insertions, 0 deletions

diff --git a/acconfig.h b/acconfig.h
index db7fd18b1..6459c6371 100644
--- a/acconfig.h
+++ b/acconfig.h
@@ -54,6 +54,10 @@
 /* Define if you want to allow MD5 passwords */
 #undef HAVE_MD5_PASSWORDS
 
+/* Define if you have an old version of PAM which takes only one argument */
+/* to pam_strerror */
+#undef HAVE_OLD_PAM
+
 /* Data types */
 #undef HAVE_QUAD_T
 #undef HAVE_INTXX_T
@@ -195,3 +199,9 @@ enum
    } while (0)
 
 #endif
+
+#ifdef HAVE_OLD_PAM
+# define PAM_STRERROR(a,b) pam_strerror((b))
+#else
+# define PAM_STRERROR(a,b) pam_strerror((a),(b))
+#endif