diff --git a/adb/services.c b/adb/services.c
index 951048e..1c9db0d 100644
--- a/adb/services.c
+++ b/adb/services.c
@@ -86,7 +86,7 @@
 {
     char buf[100];
     char value[PROPERTY_VALUE_MAX];
-    int port = (int)cookie;
+    int port = (int) (uintptr_t) cookie;
 
     if (port <= 0) {
         snprintf(buf, sizeof(buf), "invalid port\n");
@@ -269,7 +269,7 @@
 #if !ADB_HOST
 static void subproc_waiter_service(int fd, void *cookie)
 {
-    pid_t pid = (pid_t)cookie;
+    pid_t pid = (pid_t) (uintptr_t) cookie;
 
     D("entered. fd=%d of pid=%d\n", fd, pid);
     for (;;) {
@@ -314,7 +314,7 @@
     sti = malloc(sizeof(stinfo));
     if(sti == 0) fatal("cannot allocate stinfo");
     sti->func = subproc_waiter_service;
-    sti->cookie = (void*)pid;
+    sti->cookie = (void*) (uintptr_t) pid;
     sti->fd = ret_fd;
 
     if(adb_thread_create( &t, service_bootstrap_func, sti)){
@@ -397,7 +397,7 @@
         if (sscanf(name + 6, "%d", &port) == 0) {
             port = 0;
         }
-        ret = create_service_thread(restart_tcp_service, (void *)port);
+        ret = create_service_thread(restart_tcp_service, (void *) (uintptr_t) port);
     } else if(!strncmp(name, "usb:", 4)) {
         ret = create_service_thread(restart_usb_service, NULL);
 #endif
diff --git a/adb/sockets.c b/adb/sockets.c
index 7f54ad9..de14a22 100644
--- a/adb/sockets.c
+++ b/adb/sockets.c
@@ -342,7 +342,7 @@
 
         while(avail > 0) {
             r = adb_read(fd, x, avail);
-            D("LS(%d): post adb_read(fd=%d,...) r=%d (errno=%d) avail=%d\n", s->id, s->fd, r, r<0?errno:0, avail);
+            D("LS(%d): post adb_read(fd=%d,...) r=%d (errno=%d) avail=%zu\n", s->id, s->fd, r, r<0?errno:0, avail);
             if(r > 0) {
                 avail -= r;
                 x += r;
diff --git a/adb/transport.c b/adb/transport.c
index 224fe55..6002530 100644
--- a/adb/transport.c
+++ b/adb/transport.c
@@ -1142,9 +1142,9 @@
     char *p = ptr;
     int r;
 #if ADB_TRACE
-    int  len0 = len;
+    size_t len0 = len;
 #endif
-    D("readx: fd=%d wanted=%d\n", fd, (int)len);
+    D("readx: fd=%d wanted=%zu\n", fd, len);
     while(len > 0) {
         r = adb_read(fd, p, len);
         if(r > 0) {
@@ -1163,7 +1163,7 @@
     }
 
 #if ADB_TRACE
-    D("readx: fd=%d wanted=%d got=%d\n", fd, len0, len0 - len);
+    D("readx: fd=%d wanted=%zu got=%zu\n", fd, len0, len0 - len);
     dump_hex( ptr, len0 );
 #endif
     return 0;
diff --git a/adb/transport_local.c b/adb/transport_local.c
index 1cfa24d..d2dbca6 100644
--- a/adb/transport_local.c
+++ b/adb/transport_local.c
@@ -159,7 +159,7 @@
     int serverfd, fd;
     struct sockaddr addr;
     socklen_t alen;
-    int port = (int)arg;
+    int port = (int) (uintptr_t) arg;
 
     D("transport: server_socket_thread() starting\n");
     serverfd = -1;
@@ -241,7 +241,7 @@
 /* 'ok' reply from the adb QEMUD service. */
 static const char _ok_resp[]    = "ok";
 
-    const int port = (int)arg;
+    const int port = (int) (uintptr_t) arg;
     int res, fd;
     char tmp[256];
     char con_name[32];
@@ -326,7 +326,7 @@
 
     D("transport: local %s init\n", HOST ? "client" : "server");
 
-    if(adb_thread_create(&thr, func, (void *)port)) {
+    if(adb_thread_create(&thr, func, (void *) (uintptr_t) port)) {
         fatal_errno("cannot create local socket %s thread",
                     HOST ? "client" : "server");
     }
diff --git a/adb/usb_linux.c b/adb/usb_linux.c
index 7bf2057..8ff753e 100644
--- a/adb/usb_linux.c
+++ b/adb/usb_linux.c
@@ -179,7 +179,7 @@
 
                 // should have device and configuration descriptors, and atleast two endpoints
             if (desclength < USB_DT_DEVICE_SIZE + USB_DT_CONFIG_SIZE) {
-                D("desclength %d is too small\n", desclength);
+                D("desclength %zu is too small\n", desclength);
                 adb_close(fd);
                 continue;
             }
diff --git a/adb/usb_linux_client.c b/adb/usb_linux_client.c
index fb1dad0..69d8062 100644
--- a/adb/usb_linux_client.c
+++ b/adb/usb_linux_client.c
@@ -384,7 +384,7 @@
         ret = adb_read(bulk_out, buf + count, length - count);
         if (ret < 0) {
             if (errno != EINTR) {
-                D("[ bulk_read failed fd=%d length=%d count=%d ]\n",
+                D("[ bulk_read failed fd=%d length=%zu count=%zu ]\n",
                                            bulk_out, length, count);
                 return ret;
             }