1 files changed, 3 insertions, 3 deletions
diff --git a/libavformat/cutils.c b/libavformat/cutils.c
index 42ef5996d9..4967d5b90c 100644
--- a/libavformat/cutils.c
+++ b/libavformat/cutils.c
@@ -21,10 +21,10 @@
 #include "avformat.h"
 
 /* add one element to a dynamic array */
-void ff_dynarray_add(unsigned long **tab_ptr, int *nb_ptr, unsigned long elem)
+void ff_dynarray_add(intptr_t **tab_ptr, int *nb_ptr, intptr_t elem)
 {
     int nb, nb_alloc;
-    unsigned long *tab;
+    intptr_t *tab;
 
     nb = *nb_ptr;
     tab = *tab_ptr;
@@ -33,7 +33,7 @@ void ff_dynarray_add(unsigned long **tab_ptr, int *nb_ptr, unsigned long elem)
             nb_alloc = 1;
         else
             nb_alloc = nb * 2;
-        tab = av_realloc(tab, nb_alloc * sizeof(unsigned long));
+        tab = av_realloc(tab, nb_alloc * sizeof(intptr_t));
         *tab_ptr = tab;
     }
     tab[nb++] = elem;