tests/FuzzArm: Only call raise(SIGTRAP) when __unix__ is defined

tests/arm/fuzz_arm.cpp

@@ -8,7 +8,6 @@
 #include <cstring>
 #include <functional>
 
-#include <signal.h>
 #include <catch.hpp>
 
 #include "common/bit_util.h"
@@ -23,6 +22,10 @@
 #include "skyeye_interpreter/dyncom/arm_dyncom_interpreter.h"
 #include "skyeye_interpreter/skyeye_common/armstate.h"
 
+#ifdef __unix__
+#include <signal.h>
+#endif
+
 struct WriteRecord {
     size_t size;
     u32 address;
@@ -254,7 +257,8 @@ void FuzzJitArm(const size_t instruction_count, const size_t instructions_to_exe
 
 #ifdef _MSC_VER
             __debugbreak();
-#else
+#endif
+#ifdef __unix__
             raise(SIGTRAP);
 #endif
             FAIL();