5 files changed, 31 insertions, 6 deletions
diff --git a/config.h.in b/config.h.in
index fb06ab4..69bc14c 100644
--- a/config.h.in
+++ b/config.h.in
@@ -416,6 +416,9 @@
 /* G-15 driver */
 #undef WITH_G15
 
+/* GD library */
+#undef WITH_GD
+
 /* HD44780 driver */
 #undef WITH_HD44780
 
diff --git a/configure b/configure
index eadd029..121b2ff 100755
--- a/configure
+++ b/configure
@@ -8012,6 +8012,11 @@ if test "$GRAPHIC" = "yes"; then
       DRVLIBS="$DRVLIBS -lgd"
 
 cat >>confdefs.h <<\_ACEOF
+#define WITH_GD 1
+_ACEOF
+
+
+cat >>confdefs.h <<\_ACEOF
 #define WITH_IMAGE 1
 _ACEOF
 
diff --git a/drivers.m4 b/drivers.m4
index 7c7b942..4fed7e7 100644
--- a/drivers.m4
+++ b/drivers.m4
@@ -549,6 +549,7 @@ if test "$GRAPHIC" = "yes"; then
    if test "$has_gd" = "true"; then
       DRIVERS="$DRIVERS widget_image.o"
       DRVLIBS="$DRVLIBS -lgd"
+      AC_DEFINE(WITH_GD, 1, [GD library])
       AC_DEFINE(WITH_IMAGE, 1, [image widget])
    fi	
 fi
diff --git a/drv.c b/drv.c
index ae0b5b3..d02ed1e 100644
--- a/drv.c
+++ b/drv.c
@@ -110,7 +110,7 @@ DRIVER *Driver[] = {
 #ifdef WITH_HD44780
     &drv_HD44780,
 #endif
-#if (defined (WITH_PNG) || defined(WITH_PPM)) && defined(WITH_GD)
+#if (defined(WITH_PNG) && defined(WITH_GD)) || defined(WITH_PPM)
     &drv_Image,
 #endif
 #ifdef WITH_LCD2USB
@@ -149,7 +149,6 @@ DRIVER *Driver[] = {
 #ifdef WITH_picoLCD
     &drv_picoLCD,
 #endif
-
 #ifdef WITH_ROUTERBOARD
     &drv_RouterBoard,
 #endif
diff --git a/drv_Image.c b/drv_Image.c
index 82521a7..15be190 100644
--- a/drv_Image.c
+++ b/drv_Image.c
@@ -80,7 +80,7 @@
 
 static char Name[] = "Image";
 
-static enum { PPM, PNG } Format;
+static enum { NIL, PPM, PNG } Format;
 
 static int pixel = -1;		/* pointsize in pixel */
 static int pgap = 0;		/* gap between points */
@@ -266,6 +266,8 @@ static void drv_IMG_flush(void)
 	drv_IMG_flush_PNG();
 #endif
 	break;
+    default:
+	break;
     }
 }
 
@@ -315,11 +317,21 @@ static int drv_IMG_start(const char *section)
 	return -1;
     }
 
+    Format = NIL;
+
+#ifdef WITH_PPM
     if (strcmp(s, "PPM") == 0) {
 	Format = PPM;
-    } else if (strcmp(s, "PNG") == 0) {
+    }
+#endif
+
+#ifdef WITH_PNG
+    if (strcmp(s, "PNG") == 0) {
 	Format = PNG;
-    } else {
+    }
+#endif
+
+    if (Format == NIL) {
 	error("%s: bad %s.Format '%s' from %s", Name, section, s, cfg_source());
 	free(s);
 	return -1;
@@ -411,7 +423,12 @@ static int drv_IMG_start(const char *section)
 /* list models */
 int drv_IMG_list(void)
 {
-    printf("PPM PNG");
+#ifdef WITH_PPM
+    printf("PPM ");
+#endif
+#ifdef WITH_PNG
+    printf("PNG ");
+#endif
     return 0;
 }