1 files changed, 1 insertions, 0 deletions
diff --git a/user.h b/user.h
index 8280b2e..18faadb 100644
--- a/user.h
+++ b/user.h
@@ -26,6 +26,7 @@ int sleep(int);
 int stat(char*, struct stat*);
 char* strcpy(char*, char*);
 void *memmove(void*, void*, int);
+void *memcpy(void*, void*, int);
 char* strchr(const char*, char c);
 int strcmp(const char*, const char*);
 void printf(int, char*, ...);