(iread, iwrite): Use char * buffer, not void *, so we can do pointer

arithmetic on it.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/dd.c b/src/dd.c
index 906dc513e..6083a73c9 100644
--- a/src/dd.c
+++ b/src/dd.c
@@ -698,7 +698,7 @@ process_signals (void)
    bytes read if successful, -1 (setting errno) on failure.  */
 
 static ssize_t
-iread (int fd, void *buf, size_t size)
+iread (int fd, char *buf, size_t size)
 {
   for (;;)
     {
@@ -716,7 +716,7 @@ iread (int fd, void *buf, size_t size)
    writes.  */
 
 static size_t
-iwrite (int fd, void const *buf, size_t size)
+iwrite (int fd, char const *buf, size_t size)
 {
   size_t total_written = 0;