--- gforth/prim	2008/07/15 16:11:49	1.230
+++ gforth/prim	2008/09/18 02:42:24	1.235
@@ -1674,7 +1674,7 @@ supported on your machine (take a look a
 your machine has a separate instruction cache. In such cases,
 @code{flush-icache} does nothing instead of flushing the instruction
 cache.""
-FLUSH_ICACHE(c_addr,u);
+FLUSH_ICACHE((caddr_t)c_addr,u);
 
 (bye)	( n -- )	gforth	paren_bye
 SUPER_END;
@@ -1777,11 +1777,21 @@ access the stack itself. The stack point
 variables @code{gforth_SP} and @code{gforth_FP}.""
 /* This is a first attempt at support for calls to C. This may change in
    the future */
+IF_fpTOS(fp[0]=fpTOS);
 gforth_FP=fp;
 gforth_SP=sp;
+gforth_RP=rp;
+gforth_LP=lp;
+#ifdef HAS_LINKBACK
 ((void (*)())w)();
+#else
+((void (*)(void *))w)(gforth_pointers);
+#endif
 sp=gforth_SP;
 fp=gforth_FP;
+rp=gforth_RP;
+lp=gforth_LP;
+IF_fpTOS(fpTOS=fp[0]);
 
 \+
 \+file
@@ -2393,7 +2403,7 @@ r = fp[u];
 \g syslib
 
 open-lib	( c_addr1 u1 -- u2 )	gforth	open_lib
-#if 1
+#ifdef HAVE_LIBLTDL
 u2 = (UCell)lt_dlopen(tilde_cstr(c_addr1, u1, 1));
 #elif defined(HAVE_LIBDL) || defined(HAVE_DLOPEN)
 #ifndef RTLD_GLOBAL
@@ -2410,7 +2420,7 @@ u2 = 0;
 #endif
 
 lib-sym	( c_addr1 u1 u2 -- u3 )	gforth	lib_sym
-#if 1
+#ifdef HAVE_LIBLTDL
 u3 = (UCell) lt_dlsym((lt_dlhandle)u2, cstr(c_addr1, u1, 1));
 #elif defined(HAVE_LIBDL) || defined(HAVE_DLOPEN)
 u3 = (UCell) dlsym((void*)u2,cstr(c_addr1, u1, 1));
@@ -2454,8 +2464,13 @@ l! ( w c_addr -- )	gforth l_store
 
 lib-error ( -- c_addr u )       gforth  lib_error
 ""Error message for last failed @code{open-lib} or @code{lib-sym}.""
-c_addr = lt_dlerror();
-u = (c_addr == NULL) ? 0 : strlen(c_addr);
+#ifdef HAVE_LIBLTDL
+c_addr = (Char *)lt_dlerror();
+u = (c_addr == NULL) ? 0 : strlen((char *)c_addr);
+#else
+c_addr = "libltdl is not configured";
+u = strlen(c_addr);
+#endif
 
 \+
 \g peephole