diff --git a/src/malloc.h b/src/malloc.h
index cc4d3bf..bbf78cd 100644
--- a/src/malloc.h
+++ b/src/malloc.h
@@ -34,6 +34,10 @@ extern int low_memory_warning;
 # define realloc(ptr, size)		mrealloc(NULL, ptr, size)
 # define free(ptr)			mfree(NULL, ptr)
 #else
+#ifdef __APPLE__
+    #include <stdlib.h>
+    #include <sys/types.h>
+#endif
 # define mmalloc(md, size)		malloc(size)
 # define mcalloc(md, size)		calloc(size)
 # define mrealloc(md, ptr, size)	realloc(ptr, size)
diff --git a/src/tfio.c b/src/tfio.c
index 2cd2103..8640f2b 100644
--- a/src/tfio.c
+++ b/src/tfio.c
@@ -70,6 +70,7 @@ static void fileputs(const char *str, FILE *fp);
 static void filenputs(const char *str, int n, FILE *fp);
 static void queueputline(conString *line, TFILE *file);
 
+extern void    main_loop(void);
 
 void init_tfio(void)
 {