isPolygon: [nfc] use a C99 bool return type instead of boolean

diff --git a/lib/common/render.h b/lib/common/render.h
index f537c580b599fcdd7ce3915dd752539970d10623..1beab295ca5fb8ed2faba046c4e0a9d14af76477 100644 (file)
--- a/lib/common/render.h
+++ b/lib/common/render.h
@@ -113,7 +113,7 @@ extern "C" {
     RENDER_API void gv_cleanup_node(Agnode_t * n);
     RENDER_API void* init_xdot (Agraph_t* g);
     RENDER_API int initMapData (GVJ_t*, char*, char*, char*, char*, char*, void*);
-    RENDER_API boolean isPolygon(node_t *);
+    RENDER_API bool isPolygon(node_t *);
     RENDER_API void makeSelfEdge(edge_t * edges[], int ind, int cnt,
        double sizex, double sizey, splineInfo * sinfo);
     RENDER_API textlabel_t *make_label(void *obj, char *str, int kind, double fontsize, char *fontname, char *fontcolor);

diff --git a/lib/common/shapes.c b/lib/common/shapes.c
index 1af04af3b4c5c74c92b04609e4988647f19c2a3a..05b5683bdafba7a437e41b11202518f7cce6574a 100644 (file)
--- a/lib/common/shapes.c
+++ b/lib/common/shapes.c
@@ -1830,7 +1830,7 @@ shape_kind shapeOf(node_t * n)
        return SH_UNSET;
 }
 
-boolean isPolygon(node_t * n)
+bool isPolygon(node_t * n)
 {
     return (ND_shape(n) && (ND_shape(n)->fns->initfn == poly_init));
 }