diff -urNp afio-2.5.orig/afio.c afio-2.5/afio.c
--- afio-2.5.orig/afio.c	2003-12-21 03:46:13.000000000 +0530
+++ afio-2.5/afio.c	2008-08-10 19:48:17.000000000 +0530
@@ -1585,7 +1585,7 @@ incheckdata (int fd, off_t size, char *n
 	if(compressargs)
 	    execvp (compressprog, compress_arg_list);
 	else
-	    execlp (compressprog, compressprog, "-d", "-c", 0);
+	    execlp (compressprog, compressprog, "-d", "-c", (char *)NULL);
 	fprintf (stderr, "Could not uncompress, errno %d\n", errno);
 	exit(1);
 	break;
@@ -3004,7 +3004,7 @@ opencontrolscript (char *name)
 	VOID dup (pfd[0]);
 	VOID close (pfd[0]);
 	
-        execlp (controlscript, controlscript, label, 0);
+        execlp (controlscript, controlscript, label, (char *)NULL);
 
 	warnarch("Problems running control script:",(off_t)0);	       
 	warn(controlscript,syserr());
@@ -3266,7 +3266,7 @@ openotty (name, asb, linkp, ispass, dozf
 		  if(compressargs)
 		      execvp (compressprog, compress_arg_list);
 		  else
-		      execlp (compressprog, compressprog, "-d", "-c", 0);
+		      execlp (compressprog, compressprog, "-d", "-c", (char *)NULL);
 		  fprintf (stderr, "Could not uncompress, errno %d\n", errno);
 		  exit (1);
 	      }
@@ -4354,12 +4354,7 @@ fswrite (fd, buf, len)
 STATIC char *
 syserr ()
 {
-  static char msg[40];
-
-  if (errno > 0 && errno < sys_nerr)
-    return ((char *) sys_errlist[errno]);
-  VOID sprintf (msg, "Unknown error (errno %d)", errno);
-  return (msg);
+  return strerror (errno);
 }
 
 /*
diff -urNp afio-2.5.orig/compfile.c afio-2.5/compfile.c
--- afio-2.5.orig/compfile.c	2008-09-20 00:36:18.000000000 +0200
+++ afio-2.5/compfile.c	2008-09-20 00:36:49.000000000 +0200
@@ -179,7 +179,7 @@ int setupgzip(char *name)
       if (open (name, O_RDONLY) >= 0)
       { 
 	  if(! compressargs)
-	      execlp (compressprog, compressprog, "-c", farg, 0);
+	      execlp (compressprog, compressprog, "-c", farg, (char *)NULL);
 	  else
 	      execvp (compressprog, compress_arg_list);
       }