Fix build.

CInterface/Core.cpp

@@ -12,6 +12,6 @@ static ArbUt::SignalHandling sh;
 /// @brief Sets a callback to a function to run when a signal occurs.
 export void Arbutils_C_SetSignalCallback(void (*callback)(const char*)) { sh.SetCallback(callback); }
 #else
+/// @brief Sets a callback to a function to run when a signal occurs.
 export void Arbutils_C_SetSignalCallback(void (*)(const char*)) {  }
-export void Arbutils_C_RaiseSignal() { raise(SIGSEGV); }
 #endif