Mention @michaelsbradleyjr in HISTORY.md

doc/HISTORY.md

@@ -1,5 +1,6 @@
 # History
 
+* 2021-07-12: OS X support is added during the 2.3.10 development period, with lots of help from Michael Bradley Jr. (@michaelsbradleyjr).
 * 2021-05-09: Notcurses [2.3.0 "triumph"](https://github.com/dankamongmen/notcurses/releases/tag/v2.3.0).
 * 2021-02-08: Notcurses [2.2.0 "no one man should have all that power"](https://github.com/dankamongmen/notcurses/releases/tag/v2.2.0).
 * 2021-02-06: [Lightning talk](https://www.youtube.com/watch?v=fq963c6Fl5E) at [FOSDEM 2021](https://fosdem.org/2021/schedule/event/notcurses/).
@@ -58,6 +59,9 @@
     engineering history. He exemplifies documentation excellence and
     conservative, thoughtful stewardship. The free software community owes
     Mr. Dickey a great debt.
+* Michael Bradley Jr. one day showed up and *bought a Mac Mini*, and set it up
+    for my remote use, and didn't even accept my offer to pay, and how fucking
+    awesome is that? ❤
 * Robert Edmonds provided tremendous assistance Debianizing the package,
     and David Cantrell did likewise for Fedora. Both are hella engineers.
 * Justine Tunney, one of my first friends at Google NYC, was always present
@@ -76,4 +80,3 @@
     l33t scene of the 90s and early twenty-first century endlessly inspired a
     young hax0r. There is great joy in computing; no one will drive us from
     this paradise Turing has created!
-

src/demo/hud.c

@@ -1,5 +1,6 @@
 #include "demo.h"
 #include <pthread.h>
+#include <inttypes.h>
 
 // we provide a heads-up display throughout the demo, detailing the demos we're
 // about to run, running, and just runned. the user can move this HUD with
@@ -392,7 +393,8 @@ hud_print_finished(elem* list){
       if(ncplane_printf_yx(hud, line, 1, "%d", e->frames) < 0){
         return -1;
       }
-      if(ncplane_printf_yx(hud, line, 7, "%ju.%03jus", e->totalns / NANOSECS_IN_SEC,
+      if(ncplane_printf_yx(hud, line, 7, "%"PRIu64".%03"PRIu64"jus",
+                           e->totalns / NANOSECS_IN_SEC,
                            (e->totalns % NANOSECS_IN_SEC) / 1000000) < 0){
         return -1;
       }