removed extend from sb.h

1 files changed, 0 insertions, 1 deletions

diff --git a/sb.h b/sb.h
index e3785fd..522f25d 100644
--- a/sb.h
+++ b/sb.h
@@ -3,7 +3,6 @@
 
 typedef struct node node;
 node* newsb(size_t cap);
-node* extendsb(node* tail);
 node* appendsb(node* tail, const char* str);
 char* tostr(node* head);
 int lensb(node* head);