diff --git a/piqt_utils/pidumper.h b/piqt_utils/pidumper.h
index 71b25f6..6ceae71 100644
--- a/piqt_utils/pidumper.h
+++ b/piqt_utils/pidumper.h
@@ -6,7 +6,9 @@
 #include <QTime>
 #include <QDesktopWidget>
 #include <qmath.h>
-#include <unistd.h>
+#ifdef CC_GCC
+#  include <unistd.h>
+#endif
 #include <QDebug>
 #include "piqt.h"
 #include "piconnection.h"
diff --git a/qglview/glframebuffer.cpp b/qglview/glframebuffer.cpp
index e31d8f6..cd22823 100644
--- a/qglview/glframebuffer.cpp
+++ b/qglview/glframebuffer.cpp
@@ -119,15 +119,6 @@ void GLFramebuffer::setWriteBuffer(int index) {
 }
 
 
-void GLFramebuffer::setWriteBuffers(int indeces[]) {
-	QVector<GLenum> buffers;
-	for (uint i = 0; i < sizeof(indeces); ++i) {
-		buffers << GL_COLOR_ATTACHMENT0 + indeces[i];
-	}
-	glDrawBuffers(buffers.size(), buffers.constData());
-}
-
-
 void GLFramebuffer::setWriteBuffers(int * indeces, int count) {
 	QVector<GLenum> buffers;
 	for (int i = 0; i < count; ++i)
diff --git a/qglview/glframebuffer.h b/qglview/glframebuffer.h
index e0b88d0..9e7254b 100644
--- a/qglview/glframebuffer.h
+++ b/qglview/glframebuffer.h
@@ -42,7 +42,6 @@ public:
 	void release();
 	void setReadBuffer(int index) {glReadBuffer(GL_COLOR_ATTACHMENT0 + index);}
 	void setWriteBuffer(int index);
-	void setWriteBuffers(int indeces[]);
 	void setWriteBuffers(int * indeces, int count);
 	void setColorFormat(GLenum format) {color_format = format; is_changed = true;}