fix default build when crypt() is unavailable

if the system doesn't support crypt.h/crypt, then ENABLE_SVR_PASSWORD_AUTH
cannot work.  rather than default this to on all the time, do so only when
support for the header is found.

1 files changed, 3 insertions, 0 deletions

diff --git a/options.h b/options.h
index c61d4d9..6b87762 100644
--- a/options.h
+++ b/options.h
@@ -206,7 +206,10 @@ If you test it please contact the Dropbear author */
  * PAM challenge/response.
  * You can't enable both PASSWORD and PAM. */
 
+/* This requires crypt.h & crypt. */
+#ifdef HAVE_CRYPT_H
 #define ENABLE_SVR_PASSWORD_AUTH
+#endif
 /* PAM requires ./configure --enable-pam */
 /*#define ENABLE_SVR_PAM_AUTH */
 #define ENABLE_SVR_PUBKEY_AUTH