First cut at sql support via sqlite3. Including preliminary varargs support

for internal functions, and returning values from functions in the compiler.

src/lsi/Makefile

@@ -3,9 +3,9 @@
 PREFIX?=	/usr/local
 
 OBJS=	main.o vm.o plugins.o dmx.o midi.o beatdetect.o fft.o map3d.o mouse.o \
-	cmdsocket.o
+	cmdsocket.o sql.o
 SRCS=	main.c vm.c plugins.c dmx.c midi.c beatdetect.c fft.c map3d.c mouse.c \
-	cmdsocket.c
+	cmdsocket.c sql.c
 
 OBJS+=	abi.o
 SRCS+=	abi.c
@@ -14,10 +14,13 @@ COMMONOBJS=	mem.o hash.o
 COMMONDIR=	../common
 
 INCDIR=	../include
+SQLITEINCDIR= /usr/pkg/include
+SQLITELIBDIR= /usr/pkg/lib
 
 CFLAGS+=	-Wall -Werror
-CPPFLAGS+=	-I${INCDIR}
-LDLIBS+=	-lm
+CPPFLAGS+=	-I${INCDIR} -I${SQLITEINCDIR}
+LDFLAGS+=	-L${SQLITELIBDIR} -Wl,-R${SQLITELIBDIR}
+LDLIBS+=	-lm -lsqlite3
 
 PROGOBJS=	${OBJS} ${COMMONOBJS:S/^/${COMMONDIR}\//}