fix some sign warnings pointed out by gcc-4

diff --git a/libcrypt/des.c b/libcrypt/des.c
index 270fe26..3b49a7a 100644 (file)
--- a/libcrypt/des.c
+++ b/libcrypt/des.c
@@ -611,7 +611,7 @@ setkey(const char *key)
                        if (*key++ & 1)
                                p[i] |= bits8[j];
        }
-       des_setkey(p);
+       des_setkey((char *)p);
 }
 
 
@@ -625,7 +625,7 @@ encrypt(char *block, int flag)
        des_init();
 
        setup_salt(0L);
-       p = block;
+       p = (u_char*)block;
        for (i = 0; i < 2; i++) {
                io[i] = 0L;
                for (j = 0; j < 32; j++)