diff -ru invada-studio-plugins-0.3.1.old/Makefile invada-studio-plugins-0.3.1/Makefile
--- invada-studio-plugins-0.3.1.old/Makefile	2009-02-14 03:07:04.000000000 +0100
+++ invada-studio-plugins-0.3.1/Makefile	2009-07-15 13:44:45.147054421 +0200
@@ -23,8 +23,8 @@
 # Change this if you want to install somewhere else. In particular
 # you may wish to remove the middle "local/" part of the path.
 
-INSTALL_PLUGINS_DIR	=	/usr/local/lib/ladspa/
-INSTALL_LRDF_DIR	=	/usr/local/share/ladspa/rdf/
+INSTALL_PLUGINS_DIR	=	/pkg/usr/lib/ladspa/
+INSTALL_LRDF_DIR	=	/pkg/usr/share/ladspa/rdf/
 
 # NO EDITING below this line is required
 # if all you want to do is install and use the plugins.
@@ -35,7 +35,7 @@
 
 CC		=	gcc
 LD		=	ld
-CFLAGS		=	-I. -O3 -Wall -fomit-frame-pointer -fstrength-reduce -funroll-loops -ffast-math -c -fPIC -DPIC
+CFLAGS		=	-I. -O2 -march=i686 -mtune=i686 -Wall -fomit-frame-pointer -fstrength-reduce -funroll-loops -ffast-math -c -fPIC -DPIC
 LDFLAGS		=	-shared -lc -lm -L. -linv_common
 
 PLUGINS		=	libinv_common.a \