add if guards around include <malloc.h>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/libbb/appletlib.c b/libbb/appletlib.c
index efd7a5a..3e32fa1 100644
--- a/libbb/appletlib.c
+++ b/libbb/appletlib.c
@@ -28,7 +28,11 @@
*/
#include "busybox.h"
#include <assert.h>
-#include <malloc.h>
+#if !(defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) \
+ || defined(__APPLE__) \
+ )
+# include <malloc.h> /* for mallopt */
+#endif
/* Try to pull in PAGE_SIZE */
#ifdef __linux__
# include <sys/user.h>