"_GContextSetFillColorWithColor", referenced from:
-[GraphView drawLineGraphWithContext:] in GraphView.o
ld: symbol(s) not found for architecture i386
clang: error: linker command failed with exit code 1 (use -v to see invocation)
What does this error mean? It seems to happen at this line?
GContextSetFillColorWithColor(ctx, [[UIColor colorWithRed:1.0 green:0.5 blue:0 alpha:1.0] CGColor]);