diff --git a/h_malloc.c b/h_malloc.c
index e8a2b9d..eacea89 100644
--- a/h_malloc.c
+++ b/h_malloc.c
@@ -1808,12 +1808,12 @@ COLD EXPORT int h_malloc_set_state(UNUSED void *state) {
 #endif
 
 #ifdef __ANDROID__
-EXPORT size_t __mallinfo_narenas(void) {
+EXPORT size_t h_mallinfo_narenas(void) {
     // Consider region allocator to be an arena with index N_ARENA.
     return N_ARENA + 1;
 }
 
-EXPORT size_t __mallinfo_nbins(void) {
+EXPORT size_t h_mallinfo_nbins(void) {
     return N_SIZE_CLASSES;
 }
 
@@ -1824,7 +1824,7 @@ EXPORT size_t __mallinfo_nbins(void) {
 // uordblks: huge allocations
 // fsmblks: small allocations
 // (other fields are unused)
-EXPORT struct mallinfo __mallinfo_arena_info(UNUSED size_t arena) {
+EXPORT struct mallinfo h_mallinfo_arena_info(UNUSED size_t arena) {
     struct mallinfo info = {0};
 
 #if CONFIG_STATS
@@ -1856,7 +1856,7 @@ EXPORT struct mallinfo __mallinfo_arena_info(UNUSED size_t arena) {
 // uordblks: nmalloc
 // fordblks: ndalloc
 // (other fields are unused)
-EXPORT struct mallinfo __mallinfo_bin_info(UNUSED size_t arena, UNUSED size_t bin) {
+EXPORT struct mallinfo h_mallinfo_bin_info(UNUSED size_t arena, UNUSED size_t bin) {
     struct mallinfo info = {0};
 
 #if CONFIG_STATS
diff --git a/h_malloc.h b/h_malloc.h
index b7d0e36..395329d 100644
--- a/h_malloc.h
+++ b/h_malloc.h
@@ -30,6 +30,11 @@ __BEGIN_DECLS
 #define h_malloc_get_state malloc_get_state
 #define h_malloc_set_state malloc_set_state
 
+#define h_mallinfo_narenas mallinfo_narenas
+#define h_mallinfo_nbins mallinfo_nbins
+#define h_mallinfo_arena_info mallinfo_arena_info
+#define h_mallinfo_bin_info mallinfo_bin_info
+
 #define h_iterate iterate
 #define h_malloc_disable malloc_disable
 #define h_malloc_enable malloc_enable
@@ -81,10 +86,10 @@ int h_malloc_set_state(void *state);
 
 // Android extensions
 #ifdef __ANDROID__
-size_t __mallinfo_narenas(void);
-size_t __mallinfo_nbins(void);
-struct mallinfo __mallinfo_arena_info(size_t arena);
-struct mallinfo __mallinfo_bin_info(size_t arena, size_t bin);
+size_t h_mallinfo_narenas(void);
+size_t h_mallinfo_nbins(void);
+struct mallinfo h_mallinfo_arena_info(size_t arena);
+struct mallinfo h_mallinfo_bin_info(size_t arena, size_t bin);
 int h_iterate(uintptr_t base, size_t size, void (*callback)(uintptr_t ptr, size_t size, void *arg),
               void *arg);
 void h_malloc_disable(void);