Fix compile issue.

Signed-off-by: Nmaoyufeng <maoyufeng3@huawei.com>

wpa_supplicant-2.9/build/include/libwpa.h

@@ -7,10 +7,12 @@
  */
 #ifndef LIB_WPA_H
 #define LIB_WPA_H
+#include <stdint.h>
+
 void deinit_wifi_service();
 int ap_main(int argc, char *argv[]);
 int wpa_main(int argc, char *argv[]);
 int pbkdf2_sha1(const char *passphrase, const uint8_t *ssid, size_t ssid_len,
-                int iterations, u8 *buf, size_t buflen);
+                int iterations, uint8_t *buf, size_t buflen);
 #endif // LIB_WPA_H
 

wpa_supplicant-2.9_standard/build/include/libwpa.h

@@ -7,10 +7,12 @@
  */
 #ifndef LIB_WPA_H
 #define LIB_WPA_H
+#include <stdint.h>
+
 void deinit_wifi_service();
 int ap_main(int argc, char *argv[]);
 int wpa_main(int argc, char *argv[]);
 int pbkdf2_sha1(const char *passphrase, const uint8_t *ssid, size_t ssid_len,
-                int iterations, u8 *buf, size_t buflen);
+                int iterations, uint8_t *buf, size_t buflen);
 #endif // LIB_WPA_H