Added comment for _PDCLIB_intmax_t with cross-ref to _PDCLIB_atomax.

diff --git a/internals/_PDCLIB_config.h b/internals/_PDCLIB_config.h
index 74eb290286d8178ca66e6cbb5b0db8fc1af7e286..49afceeb2050b5c2eb8a57f569d58181e83a80a1 100644 (file)
--- a/internals/_PDCLIB_config.h
+++ b/internals/_PDCLIB_config.h
@@ -98,6 +98,7 @@
 #define _PDCLIB_intptr int
 #define _PDCLIB_INTPTR INT
 
+/* Largest supported integer type. Implementation note: see _PDCLIB_atomax(). */
 #define _PDCLIB_intmax long long int
 #define _PDCLIB_INTMAX LLINT
 /* You are also required to state the literal suffix for the intmax type      */