Patch for Void's "gpredict" package to adapt to goocanvas 3

update-to-goocanvas3.patch

diff -Naurp1 a/configure b/configure
--- a/configure	2018-01-21 17:41:17.000000000 +0600
+++ b/configure	2021-05-28 15:43:19.189813523 +0600
@@ -12775,7 +12775,7 @@ fi
 # check for goocanvas (depends on gtk and glib)
-if pkg-config --atleast-version=2.0 goocanvas-2.0; then
-    CFLAGS="$CFLAGS `pkg-config --cflags goocanvas-2.0`"
-    LIBS="$LIBS `pkg-config --libs goocanvas-2.0`"
+if pkg-config --atleast-version=3.0 goocanvas-3.0; then
+    CFLAGS="$CFLAGS `pkg-config --cflags goocanvas-3.0`"
+    LIBS="$LIBS `pkg-config --libs goocanvas-3.0`"
 else
-    as_fn_error $? "Gpredict requires libgoocanvas-2.0-dev" "$LINENO" 5
+    as_fn_error $? "Gpredict requires libgoocanvas-3.0-dev" "$LINENO" 5
 fi
@@ -13555,3 +13555,3 @@ GDK_V=`pkg-config --modversion gdk-3.0`
 GTK_V=`pkg-config --modversion gtk+-3.0`
-GOOC_V=`pkg-config --modversion goocanvas-2.0`
+GOOC_V=`pkg-config --modversion goocanvas-3.0`
 CURL_V=`pkg-config --modversion libcurl`
diff -Naurp1 a/configure.ac b/configure.ac
--- a/configure.ac	2017-12-29 16:28:07.000000000 +0600
+++ b/configure.ac	2021-05-28 15:44:02.553811510 +0600
@@ -47,7 +47,7 @@ fi
 # check for goocanvas (depends on gtk and glib)
-if pkg-config --atleast-version=2.0 goocanvas-2.0; then
-    CFLAGS="$CFLAGS `pkg-config --cflags goocanvas-2.0`"
-    LIBS="$LIBS `pkg-config --libs goocanvas-2.0`"
+if pkg-config --atleast-version=3.0 goocanvas-3.0; then
+    CFLAGS="$CFLAGS `pkg-config --cflags goocanvas-3.0`"
+    LIBS="$LIBS `pkg-config --libs goocanvas-3.0`"
 else
-    AC_MSG_ERROR(Gpredict requires libgoocanvas-2.0-dev)
+    AC_MSG_ERROR(Gpredict requires libgoocanvas-3.0-dev)
 fi
@@ -95,3 +95,3 @@ GDK_V=`pkg-config --modversion gdk-3.0`
 GTK_V=`pkg-config --modversion gtk+-3.0`
-GOOC_V=`pkg-config --modversion goocanvas-2.0`
+GOOC_V=`pkg-config --modversion goocanvas-3.0`
 CURL_V=`pkg-config --modversion libcurl`

update-to-goocanvas3.patch.args

-Np1