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-rw-r--r--include/mruby.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/include/mruby.h b/include/mruby.h
index 959d1ac6d..4ac26bfe9 100644
--- a/include/mruby.h
+++ b/include/mruby.h
@@ -1097,9 +1097,10 @@ MRB_API mrb_sym mrb_intern(mrb_state*,const char*,size_t);
MRB_API mrb_sym mrb_intern_static(mrb_state*,const char*,size_t);
#define mrb_intern_lit(mrb, lit) mrb_intern_static(mrb, (lit ""), mrb_strlen_lit(lit))
MRB_API mrb_sym mrb_intern_str(mrb_state*,mrb_value);
-MRB_API mrb_value mrb_check_intern_cstr(mrb_state*,const char*);
-MRB_API mrb_value mrb_check_intern(mrb_state*,const char*,size_t);
-MRB_API mrb_value mrb_check_intern_str(mrb_state*,mrb_value);
+/* mrb_check_intern series functions returns 0 if the symbol is not defined */
+MRB_API mrb_sym mrb_check_intern_cstr(mrb_state*,const char*);
+MRB_API mrb_sym mrb_check_intern(mrb_state*,const char*,size_t);
+MRB_API mrb_sym mrb_check_intern_str(mrb_state*,mrb_value);
MRB_API const char *mrb_sym_name(mrb_state*,mrb_sym);
MRB_API const char *mrb_sym_name_len(mrb_state*,mrb_sym,mrb_int*);
MRB_API const char *mrb_sym_dump(mrb_state*,mrb_sym);