unix port: fix compiling NO_SYS

Signed-off-by: Simon Goldschmidt <goldsimon@gmx.de>

ports/unix/port/include/arch/cc.h

@@ -75,4 +75,6 @@ typedef struct sio_status_s sio_status_t;
 #define sio_fd_t sio_status_t*
 #define __sio_fd_t_defined
 
+typedef unsigned int sys_prot_t;
+
 #endif /* LWIP_ARCH_CC_H */

ports/unix/port/include/arch/sys_arch.h

@@ -35,7 +35,7 @@
 #define SYS_MBOX_NULL NULL
 #define SYS_SEM_NULL  NULL
 
-typedef u32_t sys_prot_t;
+/*typedef u32_t sys_prot_t;*/
 
 struct sys_sem;
 typedef struct sys_sem * sys_sem_t;

ports/unix/port/sys_arch.c

@@ -84,6 +84,12 @@ get_monotonic_time(struct timespec *ts)
 #endif
 }
 
+#if SYS_LIGHTWEIGHT_PROT
+static pthread_mutex_t lwprot_mutex = PTHREAD_MUTEX_INITIALIZER;
+static pthread_t lwprot_thread = (pthread_t)0xDEAD;
+static int lwprot_count = 0;
+#endif /* SYS_LIGHTWEIGHT_PROT */
+
 #if !NO_SYS
 
 static struct sys_thread *threads = NULL;
@@ -121,12 +127,6 @@ struct sys_thread {
   pthread_t pthread;
 };
 
-#if SYS_LIGHTWEIGHT_PROT
-static pthread_mutex_t lwprot_mutex = PTHREAD_MUTEX_INITIALIZER;
-static pthread_t lwprot_thread = (pthread_t)0xDEAD;
-static int lwprot_count = 0;
-#endif /* SYS_LIGHTWEIGHT_PROT */
-
 static struct sys_sem *sys_sem_new_internal(u8_t count);
 static void sys_sem_free_internal(struct sys_sem *sem);
 
@@ -181,7 +181,6 @@ sys_thread_new(const char *name, lwip_thread_fn function, void *arg, int stacksi
   return st;
 }
 
-#if !NO_SYS
 #if LWIP_TCPIP_CORE_LOCKING
 static pthread_t lwip_core_lock_holder_thread_id;
 void sys_lock_tcpip_core(void)
@@ -217,7 +216,6 @@ void sys_check_core_locking(void)
 #endif /* LWIP_TCPIP_CORE_LOCKING */
   }
 }
-#endif /* !NO_SYS */
 
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