handy.h: Add missing toFOLD_utf8 macro

This corresponds to the other case changing macros

diff --git a/handy.h b/handy.h
index 75cdb23..26d7366 100644 (file)
--- a/handy.h
+++ b/handy.h
@@ -1307,6 +1307,7 @@ EXTCONST U32 PL_charclass[];
 #define isXDIGIT_utf8(p)        _generic_utf8_no_upper_latin1(_CC_XDIGIT, p,   \
                                                           is_XDIGIT_high(p))
 
+#define toFOLD_utf8(p,s,l)     to_utf8_fold(p,s,l)
 #define toLOWER_utf8(p,s,l)    to_utf8_lower(p,s,l)
 #define toTITLE_utf8(p,s,l)    to_utf8_title(p,s,l)
 #define toUPPER_utf8(p,s,l)    to_utf8_upper(p,s,l)