1 files changed, 1 insertions, 1 deletions
diff --git a/block.h b/block.h
index 808fd88..c8c4743 100644
--- a/block.h
+++ b/block.h
@@ -1,6 +1,6 @@
 #ifndef BLOCK_H
 #define BLOCK_H
-typedef struct {
+typedef struct BLOCK_STRUCT {
     enum {
 	BLOCK_T,
 	BLOCK_RL,		/* L block with the bottom part facing