Make more fixes and improvements

- Fix Makefile flaking due to ZIPOBJ_FLAGS generation
- Make printf() floating point and gdtoa thread safe
- Polish up the runit / runitd programs some more
- Prune some more makefile dependencies

test/tool/args/args_test.c

@@ -17,6 +17,7 @@
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/mem/mem.h"
+#include "libc/runtime/runtime.h"
 #include "libc/testlib/testlib.h"
 #include "tool/args/args.h"
 

test/tool/build/lib/getargs_test.c

@@ -16,6 +16,7 @@
 │ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
 │ PERFORMANCE OF THIS SOFTWARE.                                                │
 ╚─────────────────────────────────────────────────────────────────────────────*/
+#include "libc/calls/calls.h"
 #include "libc/runtime/runtime.h"
 #include "libc/str/str.h"
 #include "libc/sysv/consts/o.h"

test/tool/build/lib/pty_test.c

@@ -18,6 +18,7 @@
 ╚─────────────────────────────────────────────────────────────────────────────*/
 #include "libc/log/log.h"
 #include "libc/mem/mem.h"
+#include "libc/runtime/gc.internal.h"
 #include "libc/stdio/stdio.h"
 #include "libc/str/str.h"
 #include "libc/testlib/ezbench.h"

test/tool/plinko/test.mk

@@ -80,10 +80,8 @@ o/$(MODE)/test/tool/plinko/%.com.dbg:				\
 o/$(MODE)/test/tool/plinko/plinko_test.com.runs:		\
 		QUOTA =	-M100g
 
-o/$(MODE)/test/tool/plinko/algebra_test.lisp.zip.o		\
-o/$(MODE)/test/tool/plinko/library_test.lisp.zip.o:		\
-		ZIPOBJ_FLAGS +=					\
-			-B
+o/$(MODE)/test/tool/plinko/algebra_test.lisp.zip.o: ZIPOBJ_FLAGS += -B
+o/$(MODE)/test/tool/plinko/library_test.lisp.zip.o: ZIPOBJ_FLAGS += -B
 
 .PHONY: o/$(MODE)/test/tool/plinko
 o/$(MODE)/test/tool/plinko:					\