-static long have_no_read( Sockbuf *sb, void *buf, long len );
-static long have_no_write( Sockbuf *sb, void *buf, long len );
+static ber_slen_t have_no_read( Sockbuf *sb, void *buf, ber_len_t len );
+static ber_slen_t have_no_write( Sockbuf *sb, void *buf, ber_len_t len );