diff --git a/include/SDL_stdinc.h b/include/SDL_stdinc.h
index f790cd564..62535629f 100644
--- a/include/SDL_stdinc.h
+++ b/include/SDL_stdinc.h
@@ -170,6 +170,8 @@ extern DECLSPEC void SDLCALL SDL_free(void *mem);
 #  define alloca _alloca
 # elif defined(__WATCOMC__)
 #  include <malloc.h>
+# elif defined(__DMC__)
+#  include <stdlib.h>
 # elif defined(__AIX__)
   #pragma alloca
 # elif defined(__MRC__)