Use Doug Lea's malloc as an alternative to YAP's standard malloc

don't use TR directly in scanner/parser, this avoids trouble with ^C while
consulting large files.
pass gcc -mno-cygwin to library compilation in cygwin environment (cygwin should
compile out of the box now).


git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@1168 b08c6af1-5177-4d33-ba66-4b1c6b8b522a

H/amiops.h

@@ -369,7 +369,9 @@ Unification Routines
 
 EXTERN Int STD_PROTO(Yap_unify,(Term,Term));
 
-EXTERN inline void
+inline EXTERN void STD_PROTO(reset_trail,(tr_fr_ptr));
+
+inline EXTERN void
 reset_trail(tr_fr_ptr TR0) {
   while(TR != TR0) {
     CELL d1;