forgot to replace INLCUDE_KERNEL_SPRINTF by ENABLE_KERNEL_SPRINTF

src/kernel.c

@@ -1354,7 +1354,7 @@ mrb_init_kernel(mrb_state *mrb)
   mrb_define_method(mrb, krn, "singleton_methods",          mrb_obj_singleton_methods_m,     ARGS_ANY());     /* 15.3.1.3.45 */
   mrb_define_method(mrb, krn, "to_s",                       mrb_any_to_s,                    ARGS_NONE());    /* 15.3.1.3.46 */
 
-#ifdef INCLUDE_KERNEL_SPRINTF
+#ifdef ENABLE_KERNEL_SPRINTF
   mrb_define_method(mrb, krn, "sprintf",                    mrb_f_sprintf,                   ARGS_ANY());     /* in sprintf.c */
   mrb_define_method(mrb, krn, "format",                     mrb_f_sprintf,                   ARGS_ANY());     /* in sprintf.c */
 #endif

src/sprintf.c

@@ -6,7 +6,7 @@
 
 #include "mruby.h"
 
-#ifdef INCLUDE_KERNEL_SPRINTF
+#ifdef ENABLE_KERNEL_SPRINTF
 
 #include <stdio.h>
 #include <string.h>
@@ -1082,4 +1082,4 @@ fmt_setup(char *buf, size_t size, int c, int flags, int width, int prec)
     *buf = '\0';
 }
 
-#endif //INCLUDE_KERNEL_SPRINTF
+#endif	/* ENABLE_KERNEL_SPRINTF */