=item EXTEND
Used to extend the argument stack for an XSUB's return values. Once
-used, guarrantees that there is room for at least C<nitems> to be pushed
+used, guarantees that there is room for at least C<nitems> to be pushed
onto the stack.
void EXTEND(SP, int nitems)
=item isALNUM
-Returns a boolean indicating whether the C C<char> is an ascii alphanumeric
+Returns a boolean indicating whether the C C<char> is an ASCII alphanumeric
character or digit.
bool isALNUM(char ch)
=item isALPHA
-Returns a boolean indicating whether the C C<char> is an ascii alphabetic
+Returns a boolean indicating whether the C C<char> is an ASCII alphabetic
character.
bool isALPHA(char ch)
=item isDIGIT
-Returns a boolean indicating whether the C C<char> is an ascii
+Returns a boolean indicating whether the C C<char> is an ASCII
digit.
bool isDIGIT(char ch)
SV* newSVsv(SV* old)
+=item newSVuv
+
+Creates a new SV and copies an unsigned integer into it.
+The reference count for the SV is set to 1.
+
+ SV* newSVuv(UV u)
+
=item newXS
Used by C<xsubpp> to hook up XSUBs as Perl subs.
=item StructCopy
-This is an architecture-independant macro to copy one structure to another.
+This is an architecture-independent macro to copy one structure to another.
void StructCopy(type src, type dest, type)