Merge pull request #783 from sbutcher-arm/1.3-curves.pl-fix

Fix curves.pl script to build
diff --git a/tests/scripts/curves.pl b/tests/scripts/curves.pl
index 1f489a3..25e43d8 100755
--- a/tests/scripts/curves.pl
+++ b/tests/scripts/curves.pl
@@ -34,7 +34,7 @@
     system( "scripts/config.pl unset $curve" )
         and abort "Failed to disable $curve\n";
 
-    system( "make polarssl" ) and abort "Failed to build lib: $curve\n";
+    system( "make lib" ) and abort "Failed to build lib: $curve\n";
     system( "cd tests && make" ) and abort "Failed to build tests: $curve\n";
     system( "make $test" ) and abort "Failed test suite: $curve\n";