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diff -pNaru5 a/driver/2.6.27/dgrp_tty.c b/driver/2.6.27/dgrp_tty.c
--- a/driver/2.6.27/dgrp_tty.c 2023-12-18 20:56:27.737442928 -0500
+++ b/driver/2.6.27/dgrp_tty.c 2023-12-18 20:56:42.854022036 -0500
@@ -110,11 +110,15 @@ static void dgrp_tty_input_stop(struct t
static void drp_wmove(struct ch_struct *, int, void*, int);
static int dgrp_tty_open(struct tty_struct *, struct file *);
static void dgrp_tty_close(struct tty_struct *, struct file *);
+#if LINUX_VERSION_CODE < KERNEL_VERSION(6,6,0)
static int dgrp_tty_write(struct tty_struct *, const unsigned char *, int);
+#else
+static ssize_t dgrp_tty_write(struct tty_struct *, const unsigned char *, size_t);
+#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(5,14,0)
static int dgrp_tty_write_room(struct tty_struct *);
static int dgrp_tty_chars_in_buffer(struct tty_struct *);
#else
static unsigned int dgrp_tty_write_room(struct tty_struct *);
@@ -1963,11 +1967,15 @@ static int dgrp_calculate_txprint_bounds
return space;
}
+#if LINUX_VERSION_CODE < KERNEL_VERSION(6,6,0)
static int dgrp_tty_write(struct tty_struct *tty, const unsigned char *buf, int count)
+#else
+static ssize_t dgrp_tty_write(struct tty_struct *tty, const unsigned char *buf, size_t count)
+#endif
{
struct nd_struct *nd;
struct un_struct *un;
struct ch_struct *ch;
int space;
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