--- gcc/config/mips-sysv.h	2018/04/24 17:58:37	1.1.1.3
+++ gcc/config/mips-sysv.h	2018/04/24 18:03:59	1.1.1.4
@@ -19,7 +19,8 @@ the Free Software Foundation, 675 Mass A
 
 #define MIPS_SYSV
 
-#define CPP_PREDEFINES "-Dmips -Dunix -Dhost_mips -DMIPSEB -DR3000 -DSYSTYPE_SYSV"
+#define CPP_PREDEFINES "-Dmips -Dunix -Dhost_mips -DMIPSEB -DR3000 -DSYSTYPE_SYSV \
+-D_mips -D_unix -D_host_mips -D_MIPSEB -D_R3000 -D_SYSTYPE_SYSV"
 
 #define SYSTEM_INCLUDE_DIR "/sysv/usr/include"
 
@@ -36,7 +37,7 @@ the Free Software Foundation, 675 Mass A
 %{!mgas: \
 	%{EB} %{!EB:-EB} \
 	%{EL: %e-EL not supported} \
-	%{bestGnum} \
+	%{bestGnum} %{shared} %{non_shared} \
 	%{mips1} %{mips2} %{mips3} \
 	-systype /sysv/}"