3 files changed, 6 insertions, 13 deletions
diff --git a/include/stc/alt/cstr.h b/include/stc/alt/cstr.h
index 728ce77f..ba0eb0bb 100644
--- a/include/stc/alt/cstr.h
+++ b/include/stc/alt/cstr.h
@@ -22,7 +22,6 @@
  */
 #ifndef CSTR_H_INCLUDED
 #define CSTR_H_INCLUDED
-#define STC_CSTR_V1 1
 
 #include <stc/ccommon.h>
 #include <stc/forward.h>
@@ -32,6 +31,8 @@
 #include <stdio.h> /* vsnprintf */
 #include <ctype.h>
 
+typedef char cstr_value;
+typedef struct { cstr_value* str; } cstr;
 #define cstr_npos (SIZE_MAX >> 1)
 typedef struct { size_t size, cap; char chr[1]; } cstr_priv;
 #define _cstr_p(self) c_unchecked_container_of((self)->str, cstr_priv, chr)
diff --git a/include/stc/cstr.h b/include/stc/cstr.h
index ec5cd3c9..bf58444c 100644
--- a/include/stc/cstr.h
+++ b/include/stc/cstr.h
@@ -24,9 +24,6 @@
 /* A string type with short string optimization in C99 with good small-string
  * optimization (22 characters with 24 bytes string).
  */
-#ifdef STC_CSTR_V1
-#include "alt/cstr.h"
-#else
 #ifndef CSTR_H_INCLUDED
 #define CSTR_H_INCLUDED
 
@@ -631,4 +628,3 @@ STC_DEF size_t cstr_printf(cstr* self, const char* fmt, ...) {
 #undef i_static
 #undef i_implement
 #undef i_extern
-#endif // !STC_CSTR_V1
diff --git a/include/stc/forward.h b/include/stc/forward.h
index a45efc3c..45a68e3a 100644
--- a/include/stc/forward.h
+++ b/include/stc/forward.h
@@ -51,14 +51,10 @@ typedef union {
 
 typedef char cstr_value;
 typedef struct { cstr_value* data; size_t size, cap; } cstr_buf;
-#if defined STC_CSTR_V1
-    typedef struct { cstr_value* str; } cstr;
-#else
-    typedef union {
-        struct { cstr_value data[sizeof(cstr_buf) - 1]; unsigned char size; } sml;
-        struct { cstr_value* data; size_t size, ncap; } lon;
-    } cstr;
-#endif
+typedef union {
+    struct { cstr_value data[sizeof(cstr_buf) - 1]; unsigned char size; } sml;
+    struct { cstr_value* data; size_t size, ncap; } lon;
+} cstr;
 typedef union { 
     cstr_value* ref; 
     struct { csview chr; } u8;