Update OTS to revision 99a3b7f

third_party/ots/configure.ac

Index: third_party/ots/configure.ac
diff --git a/third_party/ots/configure.ac b/third_party/ots/configure.ac
index 2a3180ef5e080658bdceda55ece1526877138db6..23ac941ef343ee042cb9bc90ac83260c32046154 100644
--- a/third_party/ots/configure.ac
+++ b/third_party/ots/configure.ac
@@ -1,32 +1,36 @@
 AC_INIT([OTS],
-        [4.0.1],
+        [5.0.0],
         [https://github.com/khaledhosny/ots/issues],
         [ots],
         [https://github.com/khaledhosny/ots])
 
+AC_CANONICAL_SYSTEM
 AC_CONFIG_MACRO_DIR([m4])
 AC_CONFIG_HEADERS([config.h])
 
 AM_INIT_AUTOMAKE([foreign subdir-objects])
 AM_SILENT_RULES([yes])
 
+AC_CYGWIN
+AC_EXEEXT
+AC_OBJEXT
 AC_PROG_CC
 AC_PROG_CXX
 AC_PROG_RANLIB
 PKG_PROG_PKG_CONFIG([0.20])
 
-have_zlib=false
-AX_CHECK_ZLIB(have_zlib=true, :)
+have_zlib=true
+AX_CHECK_ZLIB([], [have_zlib=false])
 if ! $have_zlib; then
 	AC_MSG_ERROR([zlib is required but not found])
 fi
 
 have_freetype=false
-PKG_CHECK_MODULES(FREETYPE, freetype2, have_freetype=true, :)
+PKG_CHECK_MODULES(FREETYPE, [freetype2], [have_freetype=true], :)
 if $have_freetype; then
 	AC_DEFINE(HAVE_FREETYPE, 1, [Have FreeType 2 library])
 fi
-AM_CONDITIONAL(HAVE_FREETYPE, $have_freetype)
+AM_CONDITIONAL(HAVE_FREETYPE, [$have_freetype])
 
 have_pthread=false
 AX_PTHREAD([have_pthread=true])
@@ -38,7 +42,7 @@ fi
 AC_SUBST([GTEST_CPPFLAGS])
 
 have_coretext=false
-AC_CHECK_TYPE(CTFontRef, have_coretext=true,, [#include <ApplicationServices/ApplicationServices.h>])
+AC_CHECK_TYPE([CTFontRef], [have_coretext=true], [], [#include <ApplicationServices/ApplicationServices.h>])
 if $have_coretext; then
 	CORETEXT_CFLAGS=
 	CORETEXT_LIBS="-framework ApplicationServices"
@@ -46,7 +50,11 @@ if $have_coretext; then
 fi
 AC_SUBST(CORETEXT_CFLAGS)
 AC_SUBST(CORETEXT_LIBS)
-AM_CONDITIONAL(HAVE_CORETEXT, $have_coretext)
+AM_CONDITIONAL(HAVE_CORETEXT, [$have_coretext])
+
+have_systime=false
+AC_CHECK_HEADER([sys/time.h], [have_systime=true])
+AM_CONDITIONAL(HAVE_SYSTIME, [$have_systime])
 
 AC_CONFIG_FILES([Makefile])