diff --git a/cde/lib/tt/mini_isam/isbytearray.c b/cde/lib/tt/mini_isam/isbytearray.c
index d9df36082..22ceaf296 100644
--- a/cde/lib/tt/mini_isam/isbytearray.c
+++ b/cde/lib/tt/mini_isam/isbytearray.c
@@ -39,6 +39,7 @@ static char sccsid[] = "@(#)isbytearray.c 1.3 89/07/17 Copyr 1988 Sun Micro";
  *	Byte array handling functions.
  *
  */
+#include <stdlib.h>
 
 #include "isam_impl.h"
 
diff --git a/cde/lib/tt/mini_isam/iserror.c b/cde/lib/tt/mini_isam/iserror.c
index 8706aa2f8..58e2c9167 100644
--- a/cde/lib/tt/mini_isam/iserror.c
+++ b/cde/lib/tt/mini_isam/iserror.c
@@ -42,6 +42,7 @@ static char sccsid[] = "@(#)iserror.c 1.10 89/07/17 Copyr 1988 Sun Micro";
 
 #include "isam_impl.h"
 #include <errno.h>
+#include <stdlib.h>
 #include <syslog.h>
 #ifdef __ultrix__
 #define LOG_USER LOG_INFO
diff --git a/cde/lib/tt/mini_isam/isfab.c b/cde/lib/tt/mini_isam/isfab.c
index e3e4881b2..2a1ede1fa 100644
--- a/cde/lib/tt/mini_isam/isfab.c
+++ b/cde/lib/tt/mini_isam/isfab.c
@@ -39,6 +39,7 @@ static char sccsid[] = "@(#)isfab.c 1.8 89/07/17 Copyr 1988 Sun Micro";
  *	The ISAM file access block functions.
  *
  */
+#include <stdlib.h>
 
 #include "isam_impl.h"
 
diff --git a/cde/lib/tt/mini_isam/isfcb.c b/cde/lib/tt/mini_isam/isfcb.c
index 3f0d32f61..375b3a474 100644
--- a/cde/lib/tt/mini_isam/isfcb.c
+++ b/cde/lib/tt/mini_isam/isfcb.c
@@ -40,7 +40,7 @@ static char sccsid[] = "@(#)isfcb.c 1.9 89/07/17 Copyr 1988 Sun Micro";
  *	
  *
  */
-
+#include <stdlib.h>
 #include "isam_impl.h"
 #include <sys/stat.h>
 
diff --git a/cde/lib/tt/mini_isam/issort.c b/cde/lib/tt/mini_isam/issort.c
index 4b4ea66a1..cc2ec5fa3 100644
--- a/cde/lib/tt/mini_isam/issort.c
+++ b/cde/lib/tt/mini_isam/issort.c
@@ -39,6 +39,7 @@ static char sccsid[] = "@(#)issort.c 1.3 89/07/17 Copyr 1988 Sun Micro";
  * Description:
  *	ISAM sort package (sort in memory)
  */
+#include <stdlib.h>
 
 #include "isam_impl.h"