win64

configure

@@ -631,6 +631,7 @@ NO_BUILTIN_REGEXP
 YAP_EXTRAS
 DYNYAPLIB
 YAPLIB
+EXTRA_LIBS_FOR_DLLS
 DYNLIB_LD
 SHLIB_SWI_LD
 SHLIB_LOWER_CXX_LD
@@ -4948,6 +4949,7 @@ _ACEOF
 
 fi
 
+      EXTRA_LIBS_FOR_DLLS=-lws2_32
     else
       if test "$target_os" = "cygwin"
       then
@@ -5036,7 +5038,12 @@ fi
     yap_cv_readline=no
     if test "$prefix" = "NONE"
     then
-      prefix="\${SYSTEMDRIVE}/Yap"
+      if test "$target_win64" = yes
+      then
+        prefix="\${SYSTEMDRIVE}/Yap64"
+      else
+        prefix="\${SYSTEMDRIVE}/Yap"
+      fi
     fi
     ENABLE_WINCONSOLE=""
   else
@@ -8235,6 +8242,7 @@ EXEC_SUFFIX=""
 
 
 
+
 
 
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for gcc threaded code" >&5

configure.in

@@ -519,6 +519,7 @@ then
     if test "$target_win64" = yes
     then
       AC_CHECK_LIB(ws2_32,main)
+      EXTRA_LIBS_FOR_DLLS=-lws2_32
     else
       if test "$target_os" = "cygwin"
       then
@@ -531,7 +532,12 @@ then
     yap_cv_readline=no
     if test "$prefix" = "NONE"
     then
-      prefix="\${SYSTEMDRIVE}/Yap"
+      if test "$target_win64" = yes
+      then
+        prefix="\${SYSTEMDRIVE}/Yap64"
+      else
+        prefix="\${SYSTEMDRIVE}/Yap"
+      fi
     fi
     ENABLE_WINCONSOLE=""   
   else
@@ -1306,6 +1312,7 @@ AC_SUBST(SHLIB_LOWER_LD)
 AC_SUBST(SHLIB_LOWER_CXX_LD)
 AC_SUBST(SHLIB_SWI_LD)
 AC_SUBST(DYNLIB_LD)
+AC_SUBST(EXTRA_LIBS_FOR_DLLS)
 dnl objects in YAP library
 AC_SUBST(YAPLIB)
 AC_SUBST(DYNYAPLIB)

packages/PLStream/Makefile.in

@@ -80,7 +80,7 @@ uxnt.o: $(srcdir)/uxnt/uxnt.c
 @DO_SECOND_LD@	@SHLIB_LD@ -o $@ $<
 
 @DO_SECOND_LD@plstream@SHLIB_SUFFIX@: $(OBJS)
-@DO_SECOND_LD@	@SHLIB_LD@ -o plstream@SHLIB_SUFFIX@ $(OBJS)
+@DO_SECOND_LD@	@SHLIB_LD@ -o plstream@SHLIB_SUFFIX@ $(OBJS) @EXTRA_LIBS_FOR_DLLS@
 
 install: all
 	$(INSTALL_PROGRAM) $(SOBJS) $(DESTDIR)$(LIBDIR)