enhanced configure.ac to better support fpc wrapper's linking when findng compiler's builtin libraries such as libgcc or libquadmath

configure

@@ -662,6 +662,7 @@ ac_subst_vars='am__EXEEXT_FALSE
 am__EXEEXT_TRUE
 LTLIBOBJS
 LIBOBJS
+HCL_CONFIGURE_SYS_LIB_SEARCH_PATH_SPEC
 HCL_PROJECT_URL
 HCL_PROJECT_AUTHOR
 ENABLE_HCLGO_FALSE
@@ -18726,6 +18727,8 @@ HCL_PROJECT_AUTHOR="${PACKAGE_BUGREPORT}"
 
 HCL_PROJECT_URL="${PACKAGE_URL}"
 
+HCL_CONFIGURE_SYS_LIB_SEARCH_PATH_SPEC="$sys_lib_search_path_spec"
+
 
 if test `expr " $0" : " '.*"` = 0; then
 	hcl_configure_cmd="'$0'"