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-rw-r--r--erts/emulator/drivers/unix/unix_efile.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/erts/emulator/drivers/unix/unix_efile.c b/erts/emulator/drivers/unix/unix_efile.c
index 3a966757d9..61df572a91 100644
--- a/erts/emulator/drivers/unix/unix_efile.c
+++ b/erts/emulator/drivers/unix/unix_efile.c
@@ -1494,6 +1494,7 @@ efile_sendfile(Efile_error* errInfo, int in_fd, int out_fd,
#elif defined(DARWIN)
off_t len = *nbytes;
int retval = sendfile(in_fd, out_fd, *offset, &len, NULL, 0);
+ *offset += len;
*nbytes = len;
return check_error(retval, errInfo);
#elif defined(__FreeBSD__) || defined(__DragonFly__)