Open and load the library at path

Property definitions

nitc $ ForeignCodeLib :: dlopen
	# Open and load the library at `path`
	new dlopen(path: CString) `{
		return dlopen(path, RTLD_LOCAL | RTLD_NOW);
	`}
src/interpreter/dynamic_loading_ffi/dynamic_loading_ffi.nit:227,2--230,3