diff --git a/third_party/musl/ndk_musl_include/stdio.h b/third_party/musl/ndk_musl_include/stdio.h
index e71ae4f8f49fc943fdd780f496092be604411d2a..31e9ca11bbc85911bd0840808883b2d7aeee118b 100644
--- a/third_party/musl/ndk_musl_include/stdio.h
+++ b/third_party/musl/ndk_musl_include/stdio.h
@@ -153,6 +153,7 @@ int putchar_unlocked(int);
 ssize_t getdelim(char **__restrict, size_t *__restrict, int, FILE *__restrict);
 ssize_t getline(char **__restrict, size_t *__restrict, FILE *__restrict);
 int renameat(int, const char *, int, const char *);
+int renameat2(int, const char *, int, const char *, unsigned int);
 char *ctermid(char *);
 #define L_ctermid 20
 #endif
@@ -198,7 +199,7 @@ typedef struct _IO_cookie_io_functions_t {
 	cookie_seek_function_t *seek;
 	cookie_close_function_t *close;
 } cookie_io_functions_t;
-
+FILE *fopencookie(void *, const char *, cookie_io_functions_t);
 #endif
 
 #if defined(_LARGEFILE64_SOURCE) || defined(_GNU_SOURCE)
diff --git a/third_party/musl/ndk_script/adapter/libc.ndk.json b/third_party/musl/ndk_script/adapter/libc.ndk.json
index 41070eecda4bb977a650b3b593d7d405d468a4ec..048a13499e69c2b0798fb765e2ba5030590c3ef1 100644
--- a/third_party/musl/ndk_script/adapter/libc.ndk.json
+++ b/third_party/musl/ndk_script/adapter/libc.ndk.json
@@ -430,6 +430,7 @@
     { "name": "fnmatch" },
     { "name": "fopen" },
     { "name": "fopen64" },
+    { "name": "fopencookie" },
     { "name": "fork" },
     { "name": "forkpty" },
     { "name": "fpathconf" },
@@ -1061,6 +1062,7 @@
     { "name": "remquol" },
     { "name": "rename" },
     { "name": "renameat" },
+    { "name": "renameat2" },
     { "name": "res_init" },
     { "name": "res_mkquery" },
     { "name": "res_query" },