add includes for error messages

src/vxWorks/drv/old/drvCompuSm.c

@@ -69,6 +69,7 @@
 /* drvCompuSm.c -  Driver Support Routines for CompuSm */
 
 #include	<dbDefs.h>
+#include	<epicsPrint.h>
 #include	<drvSup.h>
 #include	<module_types.h>
 #include	 <steppermotor.h>

src/vxWorks/drv/old/drvJgvtr1.c

@@ -78,6 +78,7 @@ static char *sccsID = "@(#)drvJgvtr1.c	1.17\t9/9/93";
 #include	<iv.h>
 
 #include	<dbDefs.h>
+#include	<epicsPrint.h>
 #include	<drvSup.h>
 #include	<module_types.h>
 #include        <task_params.h>