Fix cross compilation: Don't change linker flags based on the existence of .a
files on the host.
--- a/src/Makefile	2014-11-18 12:47:07.590023557 -0800
+++ b/src/Makefile	2014-11-18 12:47:21.666031466 -0800
@@ -78,9 +78,7 @@
 endif
 
 # Additional libs for GNU libc.
-ifneq ($(wildcard /usr/lib*/libcrypt.a),)
-  SULOGINLIBS	+= -lcrypt
-endif
+SULOGINLIBS	+= -lcrypt
 
 all:		$(BIN) $(SBIN) $(USRBIN)