mg2d: add a context variable to control the log level

Simpler to use than overriding the log callback.

API bump.

1 files changed, 1 insertions, 1 deletions

diff --git a/libmg2d.v b/libmg2d.v
index ec37512..96151a5 100644
--- a/libmg2d.v
+++ b/libmg2d.v
@@ -1,4 +1,4 @@
-LIBMG2D_4 {
+LIBMG2D_5 {
     global: mg2d_*;
     local: *;
 };