diff --git a/include/notcurses/notcurses.h b/include/notcurses/notcurses.h
index fff78a91c..3f6f7a9cd 100644
--- a/include/notcurses/notcurses.h
+++ b/include/notcurses/notcurses.h
@@ -2531,6 +2531,10 @@ typedef struct ncplot_options {
   // of keys. for a time range, say the previous hour sampled with second
   // resolution, the independent variable would be the range [0..3960).
   int64_t minx, maxx;
+  // y axis min and max. set the two equal (to any stand-in value; 0 is
+  // recommended) for autodiscovery of range.
+  int64_t miny, maxy;
+  bool exponentialy;  // is y-axis exponential?
 } ncplot_options;
 
 API struct ncplot* ncplot_create(struct ncplane* n, const ncplot_options* opts);
diff --git a/src/input/keyplot.cpp b/src/input/keyplot.cpp
index 3dd248c66..0fc88821a 100644
--- a/src/input/keyplot.cpp
+++ b/src/input/keyplot.cpp
@@ -2,5 +2,13 @@
 #include <ncpp/NotCurses.hh>
 
 int main(void){
-  return EXIT_FAILURE; // FIXME
+  if(setlocale(LC_ALL, "") == nullptr){
+    return EXIT_FAILURE;
+  }
+  ncpp::NotCurses nc;
+  if(!nc.mouse_enable()){
+    return EXIT_FAILURE;
+  }
+  // FIXME
+  return EXIT_SUCCESS;
 }