fix some vs warnings

crypto_kem/saber/clean/cbd.c

@@ -55,7 +55,7 @@ void PQCLEAN_SABER_CLEAN_cbd(uint16_t *r, const unsigned char *buf) {
     int i, j;
 
     for (i = 0; i < SABER_N / 4; i++) {
-        t = load_littleendian(buf + 4 * i, 4);
+        t = (uint32_t) load_littleendian(buf + 4 * i, 4);
         d = 0;
         for (j = 0; j < 4; j++) {
             d += (t >> j) & 0x11111111;

crypto_kem/saber/clean/kem.c

@@ -47,7 +47,8 @@ int PQCLEAN_SABER_CLEAN_crypto_kem_enc(unsigned char *ct, unsigned char *ss, con
 
 
 int PQCLEAN_SABER_CLEAN_crypto_kem_dec(unsigned char *ss, const unsigned char *ct, const unsigned char *sk) {
-    int i, fail;
+    int i;
+    unsigned char fail;
     unsigned char cmp[SABER_BYTES_CCA_DEC];
     unsigned char buf[64];
     unsigned char kr[64];                             // Will contain key, coins

crypto_kem/saber/clean/poly.c

@@ -5,7 +5,7 @@ of "CRYSTALS – Kyber: a CCA-secure module-lattice-based KEM"
 by : Joppe Bos, Leo Ducas, Eike Kiltz, Tancrede Lepoint,
 Vadim Lyubashevsky, John M. Schanck, Peter Schwabe & Damien stehle
 ----------------------------------------------------------------------*/
-#include "api.h"
+#include "SABER_params.h"
 #include "cbd.h"
 #include "fips202.h"
 #include "poly.h"

crypto_kem/saber/clean/poly_mul.c

@@ -1,7 +1,6 @@
 #include "poly_mul.h"
+#include "SABER_params.h"
 #include <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
 #include <string.h>
 
 #define SCHB_N 16