Added 1)libsys 2)end_em.

Changed handling of -i flag.

lib/z80/descr

@@ -24,13 +24,13 @@ name asld
 	outfile a.out
 	program {EM}/lib/{M}/as
 	mapflag -l* LNAME={EM}/{LIB}*
-	mapflag -i  IFILE={EM}/{RT}i
-	args {IFILE?} (.e:{HEAD}={EM}/{RT}em) \
+	mapflag -i 
+	args (.e:{HEAD}={EM}/{RT}em) \
 		({RTS}:.b.c={EM}/{RT}cc) ({RTS}:.p={EM}/{RT}pc) -o > < \
 		(.p:{TAIL}={EM}/{LIB}pc) \
 		(.b:{TAIL}={EM}/{LIB}bc) \
 		(.b.c:{TAIL}={EM}/{LIB}cc.1s {EM}/{LIB}cc.2g) \
 		(.b.c.p:{TAIL}={EM}/{LIB}mon) \
-		(.e:{TAIL}={EM}/{LIB}em)
+		(.e:{TAIL}={EM}/{LIB}em {EM}/{LIB}sys {EM}/lib/{M}/end_em)
 	linker
 end