Fix xp_randomize() build for *nix.

src/xpdev/genwrap.c

@@ -236,9 +236,7 @@ char* strrev(char* str)
 /****************************************************************************/
 unsigned DLLCALL xp_randomize(void)
 {
-	unsigned thread_id = (unsigned)GetCurrentThreadId();
-	unsigned process_id = (unsigned)GetCurrentProcessId();
-	unsigned seed = time(NULL) ^ BYTE_SWAP_INT(thread_id) ^ process_id;
+	unsigned seed=~0;
 
 #if defined(HAS_DEV_RANDOM) && defined(RANDOM_DEV)
 	int     rf;
@@ -247,6 +245,16 @@ unsigned DLLCALL xp_randomize(void)
 		read(rf, &seed, sizeof(seed));
 		close(rf);
 	}
+#else
+	unsigned curtime	= (unsigned)time(NULL);
+	unsigned process_id = (unsigned)GetCurrentProcessId();
+
+	seed = curtime ^ BYTE_SWAP_INT(process_id);
+
+	#if defined(_WIN32) || defined(GetCurrentThreadId)
+		seed ^= (unsigned)GetCurrentThreadId();
+	#endif
+
 #endif
 
  	srand(seed);

src/xpdev/genwrap.h

@@ -48,11 +48,16 @@
 	#include <sys/time.h>	/* struct timeval */
 	#include <strings.h>	/* strcasecmp() */
 	#include <unistd.h>		/* usleep */
+
+	/* Simple Win32 function equivalents */
+	#define GetCurrentProcessId()		getpid()
+
 	#ifdef _THREAD_SAFE
 		#include <pthread.h>/* Check for GNU PTH libs */
 		#ifdef _PTH_PTHREAD_H_
 			#include <pth.h>
 		#endif
+		#define GetCurrentThreadId()	pthread_self()
 	#endif
 #elif defined(_WIN32)
 	#include <process.h>	/* getpid() */