--- lbbs/src/screen.c	2025/04/28 03:31:00	1.21
+++ lbbs/src/screen.c	2025/04/30 09:18:20	1.24
@@ -17,7 +17,11 @@
 
 #include "bbs.h"
 #include "common.h"
+#include "log.h"
 #include "io.h"
+#include "screen.h"
+#include <string.h>
+#include <ctype.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
@@ -66,7 +70,7 @@ void clrtobot(int line_begin)
 
 void clearscr()
 {
-	prints("\33[2J");
+	prints("\033[2J");
 	moveto(0, 0);
 	iflush();
 }
@@ -99,7 +103,7 @@ void set_input_echo(int echo)
 	}
 }
 
-int _str_input(char *buffer, int buffer_length, int echo_mode)
+static int _str_input(char *buffer, int buffer_length, int echo_mode)
 {
 	char buf[256], ch;
 	int c, offset = 0, len, loop = 1, i, hz = 0;
@@ -112,9 +116,13 @@ int _str_input(char *buffer, int buffer_
 	while (c = igetch_t(60))
 	{
 		if (c == KEY_NULL || c == KEY_TIMEOUT || c == CR)
+		{
 			break;
+		}
 		if (c == LF)
+		{
 			continue;
+		}
 		if (c == BACKSPACE)
 		{
 			if (offset > 0)