Index: SuiteSparse_config/SuiteSparse_config.mk
--- SuiteSparse_config/SuiteSparse_config.mk.orig
+++ SuiteSparse_config/SuiteSparse_config.mk
@@ -69,7 +69,7 @@
 # C and C++ compiler flags.  The first three are standard for *.c and *.cpp
 # Add -DNTIMER if you do use any timing routines (otherwise -lrt is required).
 # CF = $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -O3 -fexceptions -fPIC -DNTIMER
-  CF = $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -O3 -fexceptions -fPIC
+  CF = $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -fexceptions -fPIC
 # for the MKL BLAS:
 # CF = $(CFLAGS) $(CPPFLAGS) $(TARGET_ARCH) -O3 -fexceptions -fPIC -I$(MKLROOT)/include -D_GNU_SOURCE
 # with no optimization:
@@ -90,13 +90,13 @@ F77FLAGS = $(FFLAGS) -O
 F77LIB =
 
 # C and Fortran libraries.  Remove -lrt if you don't have it.
-  LIB = -lm -lrt
+  LIB = -lm
 # Using the following requires CF = ... -DNTIMER on POSIX C systems.
 # LIB = -lm
 
 # For "make install"
-INSTALL_LIB = /usr/local/lib
-INSTALL_INCLUDE = /usr/local/include
+INSTALL_LIB = ${WRKINST}${PREFIX}/lib
+INSTALL_INCLUDE = ${WRKINST}${PREFIX}/include
 
 # Which version of MAKE you are using (default is "make")
 # MAKE = make
@@ -119,8 +119,8 @@ INSTALL_INCLUDE = /usr/local/include
 # naming the BLAS and LAPACK library (*.a or *.so) files.
 
 # This is probably slow ... it might connect to the Standard Reference BLAS:
-# BLAS = -lblas -lgfortran
-  LAPACK = -llapack
+  BLAS = -L${LOCALBASE}/lib -lblas -lgfortran
+  LAPACK = -L${LOCALBASE}/lib -llapack
 
 # MKL 
 # BLAS = -Wl,--start-group $(MKLROOT)/lib/intel64/libmkl_intel_lp64.a $(MKLROOT)/lib/intel64/libmkl_core.a $(MKLROOT)/lib/intel64/libmkl_intel_thread.a -Wl,--end-group -lpthread -lm
@@ -131,7 +131,7 @@ INSTALL_INCLUDE = /usr/local/include
 # LAPACK =
 
 # OpenBLAS
-  BLAS = -lopenblas
+# BLAS = -lopenblas
 # LAPACK = 
 
 # NOTE: this next option for the "Goto BLAS" has nothing to do with a "goto"