diff --git a/src/plugins/debugger/gdb/remotegdbserveradapter.cpp b/src/plugins/debugger/gdb/remotegdbserveradapter.cpp
index 3554ade37f8..fda04137c9e 100644
--- a/src/plugins/debugger/gdb/remotegdbserveradapter.cpp
+++ b/src/plugins/debugger/gdb/remotegdbserveradapter.cpp
@@ -62,9 +62,8 @@ GdbRemoteServerEngine::GdbRemoteServerEngine(const DebuggerStartParameters &star
 {
     m_isMulti = false;
     m_targetPid = -1;
-#ifdef Q_OS_WIN
-    m_gdbProc->setUseCtrlCStub(startParameters.useCtrlCStub); // This is only set for QNX/BlackBerry
-#endif
+    if (Utils::HostOsInfo::isWindowsHost())
+        m_gdbProc->setUseCtrlCStub(startParameters.useCtrlCStub); // This is only set for QNX/BlackBerry
     connect(&m_uploadProc, SIGNAL(error(QProcess::ProcessError)),
         SLOT(uploadProcError(QProcess::ProcessError)));
     connect(&m_uploadProc, SIGNAL(readyReadStandardOutput()),
diff --git a/src/plugins/projectexplorer/abstractprocessstep.cpp b/src/plugins/projectexplorer/abstractprocessstep.cpp
index bc2c499c236..67ed641ab66 100644
--- a/src/plugins/projectexplorer/abstractprocessstep.cpp
+++ b/src/plugins/projectexplorer/abstractprocessstep.cpp
@@ -197,9 +197,8 @@ void AbstractProcessStep::run(QFutureInterface<bool> &fi)
     }
 
     m_process = new Utils::QtcProcess();
-#ifdef Q_OS_WIN
-    m_process->setUseCtrlCStub(true);
-#endif
+    if (Utils::HostOsInfo::isWindowsHost())
+        m_process->setUseCtrlCStub(true);
     m_process->setWorkingDirectory(wd.absolutePath());
     m_process->setEnvironment(m_param.environment());