Index: aescmdline.c
===================================================================
--- aescmdline.c	(revision 2117)
+++ aescmdline.c	(revision 2118)
@@ -32,8 +32,8 @@
 
 /* write data, aborting if we have a write error. */
 
-void ewrite(int outfile,void *buf, size_t count) {
-  int n, result;
+void ewrite(int outfile,void *buf, ssize_t count) {
+  ssize_t n, result;
 
   for (n = result = 0; result < count; result += n) {
     n = write(outfile, buf + result, count - result);
Index: aescmdline.h
===================================================================
--- aescmdline.h	(revision 2117)
+++ aescmdline.h	(revision 2118)
@@ -7,7 +7,7 @@
 extern cipherInstance cipher;
 
 void	 aes_set_key(char *_inkey, int _keysize);
-void	 ewrite(int _outfile, void *_buf, size_t _count);
+void	 ewrite(int _outfile, void *_buf, ssize_t _count);
 void	 read_key_from_stdin(int _infile, int _keysize);
 void	 read_key(char *_filename, int _keysize);
 void	 usage(void);