diff --git a/include/string.h b/include/string.h
index db73d2a9..83e2b946 100644
--- a/include/string.h
+++ b/include/string.h
@@ -95,9 +95,6 @@ char *strchrnul(const char *, int);
 char *strcasestr(const char *, const char *);
 void *memrchr(const void *, int, size_t);
 void *mempcpy(void *, const void *, size_t);
-#ifndef __cplusplus
-char *basename();
-#endif
 #endif
 
 #ifdef __cplusplus