Compiled with gcc 6.3

otherio/lib/rt/src/os_linux/rt_io_m_epl_cnserver.c

@@ -57,6 +57,7 @@
 #include "Epl.h"
 #include <errno.h>
 #include <math.h>
+#include <unistd.h>
 #include <rt_pwr_msg.h>
 
 /***************************************************************************/

otherio/lib/rt/src/os_linux/rt_io_m_epl_mn.c

@@ -51,6 +51,7 @@
 #include "Epl.h"
 #include <errno.h>
 #include <math.h>
+#include <unistd.h>
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <arpa/inet.h>

otherio/lib/rt/src/os_linux/rt_io_m_mb_tcp_server.c

@@ -785,6 +785,7 @@ static void* mb_connect(void* arg)
       continue;
     }
   }
+  return NULL;
 }
 
 /*----------------------------------------------------------------------------*\

src/exe/co_convert/src/cnv_image.cpp

@@ -96,7 +96,7 @@ int cnv_get_image(char* fname, cnv_tImImage* image, cnv_tPixmap* pixmap)
 void cnv_free_image(cnv_tImImage image, cnv_tPixmap pixmap)
 {
 #if defined PWRE_CONF_GTK
-  gdk_pixbuf_unref((GdkPixbuf*)image);
+  g_object_unref((GdkPixbuf*)image);
 
 #elif defined PWRE_IMLIB
 

src/exe/rt_qmon/src/rt_qmon.c

@@ -929,6 +929,7 @@ static void* import_thread()
     que_Put(NULL, &sp->lp->q_in, &sp->c.le, sp);
     sp = iseg_alloc();
   }
+  return NULL;
 }
 
 static void ini_link_info(qdb_sLinkInfo* lp)

src/exe/rt_redcom/src/rt_redcom.c

@@ -1161,6 +1161,7 @@ static void* import_thread()
     que_Put(NULL, &sp->lp->q_in, &sp->c.le, sp);
     sp = iseg_alloc();
   }
+  return NULL;
 }
 
 static void ini_link_info(qdb_sLinkInfo* lp)

src/lib/rt/src/rt_errl.c

@@ -312,4 +312,5 @@ static void* log_thread(void* arg)
       }
     }
   }
+  return NULL;
 }

xtt/lib/flow/gtk/flow_draw_gtk.cpp

@@ -1993,7 +1993,7 @@ void FlowDrawGtk::image_scale(float scale, flow_tImImage orig_im,
   int current_height = int(scale * gdk_pixbuf_get_height((GdkPixbuf*)orig_im));
 
   if (*im)
-    gdk_pixbuf_unref((GdkPixbuf*)*im);
+    g_object_unref((GdkPixbuf*)*im);
   *im = gdk_pixbuf_scale_simple(
       (GdkPixbuf*)orig_im, current_width, current_height, GDK_INTERP_NEAREST);
 }
@@ -2034,7 +2034,7 @@ int FlowDrawGtk::image_load(const char* imagefile, float scale, float nav_scale,
     return 0;
 
   if (*im)
-    gdk_pixbuf_unref((GdkPixbuf*)*im);
+    g_object_unref((GdkPixbuf*)*im);
   *orig_im = (flow_tImImage*)gdk_pixbuf_new_from_file(filename, 0);
 
   int width = int(scale * gdk_pixbuf_get_width((GdkPixbuf*)*orig_im));

xtt/lib/glow/gtk/glow_draw_gtk.cpp

@@ -2806,7 +2806,7 @@ int GlowDrawGtk::print(char* filename, double x0, double x1, int end)
     ps->fp.flags(((ps->fp.flags() & ~ios_base::hex) & ~ios_base::uppercase)
         | ios_base::dec);
   }
-  gdk_pixbuf_unref(image);
+  g_object_unref(image);
 
   return 1;
 }
@@ -2900,7 +2900,7 @@ unsigned char* GlowDrawGtk::image_get_data(glow_tImImage image)
 void GlowDrawGtk::image_copy(glow_tImImage orig_image, glow_tImImage* image)
 {
   if (*image)
-    gdk_pixbuf_unref((GdkPixbuf*)*image);
+    g_object_unref((GdkPixbuf*)*image);
 
   *(GdkPixbuf**)image = gdk_pixbuf_copy((GdkPixbuf*)orig_image);
 }
@@ -2929,7 +2929,7 @@ void GlowDrawGtk::image_rotate(
   }
   GdkPixbuf* im
       = gdk_pixbuf_rotate_simple((GdkPixbuf*)*image, (GdkPixbufRotation)grot);
-  gdk_pixbuf_unref((GdkPixbuf*)*image);
+  g_object_unref((GdkPixbuf*)*image);
   *image = (glow_tImImage)im;
 #endif
 }
@@ -2940,7 +2940,7 @@ void GlowDrawGtk::image_flip_vertical(glow_tImImage* image)
   return;
 #else
   GdkPixbuf* im = gdk_pixbuf_flip((GdkPixbuf*)*image, TRUE);
-  gdk_pixbuf_unref((GdkPixbuf*)*image);
+  g_object_unref((GdkPixbuf*)*image);
   *image = (glow_tImImage)im;
 #endif
 }
@@ -2951,7 +2951,7 @@ void GlowDrawGtk::image_flip_horizontal(glow_tImImage* image)
   return;
 #else
   GdkPixbuf* im = gdk_pixbuf_flip((GdkPixbuf*)*image, FALSE);
-  gdk_pixbuf_unref((GdkPixbuf*)*image);
+  g_object_unref((GdkPixbuf*)*image);
   *image = (glow_tImImage)im;
 #endif
 }
@@ -2976,7 +2976,7 @@ int GlowDrawGtk::image_scale(int width, int height, glow_tImImage orig_im,
     GdkPixbuf* im_old = (GdkPixbuf*)*im;
     *im = gdk_pixbuf_scale_simple(
         (GdkPixbuf*)*im, width, height, GDK_INTERP_NEAREST);
-    gdk_pixbuf_unref((GdkPixbuf*)im_old);
+    g_object_unref((GdkPixbuf*)im_old);
   } else {
 // Scale from orig_im
 
@@ -2985,7 +2985,7 @@ int GlowDrawGtk::image_scale(int width, int height, glow_tImImage orig_im,
       RsvgHandle* handle;
       const char* imagefile;
 
-      gdk_pixbuf_unref((GdkPixbuf*)*im);
+      g_object_unref((GdkPixbuf*)*im);
 
       handle = (RsvgHandle*)*im_data;
       imagefile = rsvg_handle_get_base_uri(handle);
@@ -2994,7 +2994,7 @@ int GlowDrawGtk::image_scale(int width, int height, glow_tImImage orig_im,
 #endif
     {
       if (*im)
-        gdk_pixbuf_unref((GdkPixbuf*)*im);
+        g_object_unref((GdkPixbuf*)*im);
       *im = gdk_pixbuf_scale_simple(
           (GdkPixbuf*)orig_im, width, height, GDK_INTERP_NEAREST);
     }
@@ -3006,9 +3006,9 @@ int GlowDrawGtk::image_load(char* imagefile, glow_tImImage* orig_im,
     glow_tImImage* im, glow_tImData* im_data)
 {
   if (im && *im)
-    gdk_pixbuf_unref((GdkPixbuf*)*im);
+    g_object_unref((GdkPixbuf*)*im);
   if (*orig_im)
-    gdk_pixbuf_unref((GdkPixbuf*)*orig_im);
+    g_object_unref((GdkPixbuf*)*orig_im);
 #if defined PWRE_CONF_RSVG
   if (im_data && streq(strchr(imagefile, '.'), ".svg")) {
     RsvgHandle* handle;
@@ -3040,7 +3040,7 @@ int GlowDrawGtk::image_render(int width, int height, glow_tImImage orig_im,
 
 void GlowDrawGtk::image_free(glow_tImImage image)
 {
-  gdk_pixbuf_unref((GdkPixbuf*)image);
+  g_object_unref((GdkPixbuf*)image);
 }
 
 void GlowDrawGtk::pixmap_free(glow_tPixmap pixmap)
@@ -3059,7 +3059,7 @@ void GlowDrawGtk::image_pixel_iter(glow_tImImage orig_image,
 
   if (orig_image) {
     if (image && *image != orig_image)
-      gdk_pixbuf_unref((GdkPixbuf*)*image);
+      g_object_unref((GdkPixbuf*)*image);
     *image = (glow_tImImage*)gdk_pixbuf_copy((GdkPixbuf*)orig_image);
   } else if (!*image)
     return;