diff --git a/bm_utils.c b/bm_utils.c
index cbfc400..6ac4893 100644
--- a/bm_utils.c
+++ b/bm_utils.c
@@ -68,7 +68,8 @@
 #include <ctype.h>
 #include <math.h>
 #ifndef _POSIX_SOURCE
-#include <malloc.h>
+//#include <malloc.h>
+#include<stdlib.h>
 #endif /* POSIX_SOURCE */
 #include <fcntl.h>
 #include <sys/types.h>
diff --git a/varsub.c b/varsub.c
index 5fbdf46..b9b1bd5 100644
--- a/varsub.c
+++ b/varsub.c
@@ -41,7 +41,7 @@
 */
 #include <stdio.h>
 #ifndef _POSIX_SOURCE
-#include <malloc.h>
+#include<stdlib.h>
 #endif /* POSIX_SOURCE */
 #if (defined(_POSIX_)||!defined(WIN32))
 #include <unistd.h>