--- gcc/config/i386sun.h	2018/04/24 17:54:26	1.1.1.2
+++ gcc/config/i386sun.h	2018/04/24 18:05:05	1.1.1.3
@@ -24,10 +24,6 @@ the Free Software Foundation, 675 Mass A
 
 #include "sun386.h"
 
-/* By default, target has a 80387.  */
-
-#define TARGET_DEFAULT 1
-
 /* Use crt0.o as a startup file.  */
 
 #define STARTFILE_SPEC  \
@@ -38,7 +34,8 @@ the Free Software Foundation, 675 Mass A
 /* That last item is just to prevent a spurious error.  */
 
 #undef LINK_SPEC
-#define LINK_SPEC "%{!e*:-e _start} -dc -dp %{static:-Bstatic}"
+#define LINK_SPEC \
+  "%{!nostdlib:%{!r*:%{!e*:-e _start}}} -dc -dp %{static:-Bstatic}"
 
 /* Extra switches to give the assembler.  */
 
@@ -48,6 +45,10 @@ the Free Software Foundation, 675 Mass A
 
 #define CPP_PREDEFINES "-Dunix -Di386 -Dsun386 -Dsun"
 
+/* Define size_t for built-in functions.  */
+
+#define SIZE_TYPE "int"
+
 /* Allow #sccs in preprocessor.  */
 
 #define SCCS_DIRECTIVE
@@ -72,18 +73,6 @@ the Free Software Foundation, 675 Mass A
 
 #define PCC_BITFIELD_TYPE_MATTERS 1
 
-/* Define how to find the value returned by a function.
-   VALTYPE is the data type of the value (as a tree).
-   If the precise function being called is known, FUNC is its FUNCTION_DECL;
-   otherwise, FUNC is 0.  */
-
-#define VALUE_REGNO(MODE) \
-  (((MODE)==SFmode || (MODE)==DFmode) ? FIRST_FLOAT_REG : 0)
-
-/* 1 if N is a possible register number for a function value. */
-
-#define FUNCTION_VALUE_REGNO_P(N) ((N) == 0 || (N)== FIRST_FLOAT_REG)
-
 /* This is partly guess.  */
 
 #undef DBX_REGISTER_NUMBER