[cstdint.syn] Add cross reference to C

tkoeppe · tkoeppe · commit edd2c5fb29b2 · 2016-12-14T14:35:44.000Z
diff --git a/source/support.tex b/source/support.tex
@@ -1407,6 +1407,8 @@
 The header defines all types and macros the same as
 the C standard library header \tcode{<stdint.h>}.
 
+\xref ISO C~7.20.
+
 \rSec1[support.start.term]{Start and termination}
 
 \pnum
