+ enabled the sysconst unit for the PS1 target

rtl/ps1/Makefile

@@ -923,7 +923,7 @@ ifdef NO_EXCEPTIONS_IN_SYSTEM
 override FPCOPT+=-dNO_EXCEPTIONS_IN_SYSTEM
 endif
 ifeq ($(CPU_OS_TARGET),mipsel-ps1)
-override TARGET_UNITS+=$(SYSTEMUNIT) $(OBJPASUNIT) $(FPINTRESUNIT) $(ISO7185UNIT) $(CTYPESUNIT) libstd libetc libgpu libgte
+override TARGET_UNITS+=$(SYSTEMUNIT) $(OBJPASUNIT) $(FPINTRESUNIT) $(ISO7185UNIT) $(CTYPESUNIT) $(SYSCONSTUNIT) libstd libetc libgpu libgte
 endif
 override INSTALL_FPCPACKAGE=y y
 ifeq ($(CPU_OS_TARGET),mipsel-ps1)

rtl/ps1/Makefile.fpc

@@ -6,6 +6,7 @@ main=rtl
 [target]
 loaders=
 units=$(SYSTEMUNIT) $(OBJPASUNIT) $(FPINTRESUNIT) $(ISO7185UNIT) $(CTYPESUNIT) \
+  $(SYSCONSTUNIT) \
   libstd libetc libgpu libgte
 
 [require]