diff -ur spooles.2.2.orig/Make.inc spooles.2.2/Make.inc
--- spooles.2.2.orig/Make.inc	2022-07-30 13:10:53.000000000 -0500
+++ spooles.2.2/Make.inc	2022-07-30 12:59:57.000000000 -0500
@@ -12,7 +12,7 @@
 # for solaris
 #
 # CC = gcc
-  CC = /usr/lang-4.0/bin/cc
+  CC = @@CC@@
 #
 # for sgi
 #
@@ -28,14 +28,14 @@
 # 
 # OPTLEVEL = 
 # OPTLEVEL = -g -v
-  OPTLEVEL = -O
+  OPTLEVEL = -O2
 # OPTLEVEL = -xO5 -v
 # OPTLEVEL = -O3
 # OPTLEVEL = -O4
 # CFLAGS = -Wall -g
 # CFLAGS = -Wall -pg
 # CFLAGS = $(OPTLEVEL) -D_POSIX_C_SOURCE=199506L
-  CFLAGS = $(OPTLEVEL)
+  CFLAGS += -Wall $(OPTLEVEL) @@CFLAGS@@
 # CFLAGS = -Wall $(OPTLEVEL)
 #
 #----------------------------------------
@@ -43,7 +43,7 @@
 #  set any load flags
 #
 #  LDFLAGS = -Wl,+parallel -Wl,+tm,spp2000 # for hp exemplar
-   LDFLAGS =
+   LDFLAGS += @@LDFLAGS@@
 #
 #---------------------------------------------------------------------
 #
@@ -51,8 +52,8 @@
 #
 # THREAD_LIBS =
 # THREAD_LIBS = -D_REENTRANT=199506L -lpthread
-  THREAD_LIBS = -D_POSIX_C_SOURCE=199506L -lpthread
-# THREAD_LIBS = -lpthread
+# THREAD_LIBS = -D_POSIX_C_SOURCE=199506L -lpthread
+  THREAD_LIBS = -lpthread
 #
 #---------------------------------------------------------------------
 #
@@ -103,7 +103,7 @@
 #  MPI install library
 #
 # MPI_INSTALL_DIR = 
-  MPI_INSTALL_DIR = /usr/local/mpich-1.0.13
+  MPI_INSTALL_DIR = @@PREFIX@@
 #
 #---------------------------------------------------------------------
 #
@@ -115,7 +115,7 @@
 #
 # for solaris
 #
-  MPI_LIB_PATH = -L$(MPI_INSTALL_DIR)/lib/solaris/ch_p4
+  MPI_LIB_PATH = -L$(MPI_INSTALL_DIR)/lib/mpich-mp
 #
 # for hp
 #
@@ -127,7 +127,7 @@
 #
 # for solaris
 #
-  MPI_LIBS = $(MPI_LIB_PATH) -D_REENTRANT -lmpi -lsocket -lnsl -lthread
+  MPI_LIBS = $(MPI_LIB_PATH) -lpthread
 #
 # for sgi
 #
@@ -142,6 +142,6 @@
 #  MPI include path
 #
 # MPI_INCLUDE_DIR = 
-  MPI_INCLUDE_DIR = -I$(MPI_INSTALL_DIR)/include
+  MPI_INCLUDE_DIR = -I@@PREFIX@@/include/mpich-mp
 #
 #---------------------------------------------------------------------