diff --git a/src/main.h b/src/main.h
index 05794a6..07c99b8 100644
--- a/src/main.h
+++ b/src/main.h
@@ -5,7 +5,7 @@
 
 #include <stdio.h>
 #include <stdlib.h>
-#include <stdbool.h>
+#include <unistd.h> // Fonction sleep
 
 // Constantes
 #define tmaxArticles 500
@@ -46,3 +46,6 @@ void display_basket(int basket_tab_ref[], int basket_qte[], float weight[], floa
 int reinit_basket(int tlog_basket);
 int basket_del_article( int basket_tab_ref[], int basket_tab_qte[], int tlog_basket);
 
+//! LOGIN
+int login(int clientID[], int isAdmin[], int tlog);
+int signup(int clientID[], float cagnotte[], int suspended[], int isAdmin[], int *tlog);
\ No newline at end of file