* ppufiles fix

Makefile.fpc

@@ -122,7 +122,7 @@ endif
 BUILDOPTS=FPC=$(PPNEW) RELEASE=1
 INSTALLOPTS=FPC=$(PPNEW) ZIPDESTDIR=$(BASEDIR)
 ifdef PPUFILESNEW
-override INSTALLOPT+=PPUFILES=$(PPUFILESNEW)
+override INSTALLOPTS+=PPUFILES=$(PPUFILESNEW)
 endif
 
 # Compile also IDE (check for ide and fv dir)