--- MITgcm/tools/build_options/linux_ia32_g77	2005/01/27 14:20:06	1.13
+++ MITgcm/tools/build_options/linux_ia32_g77	2005/08/31 19:42:38	1.18
@@ -1,6 +1,6 @@
 #!/bin/bash
 #
-#  $Header: /home/ubuntu/mnt/e9_copy/MITgcm/tools/build_options/linux_ia32_g77,v 1.13 2005/01/27 14:20:06 jmc Exp $
+#  $Header: /home/ubuntu/mnt/e9_copy/MITgcm/tools/build_options/linux_ia32_g77,v 1.18 2005/08/31 19:42:38 dimitri Exp $
 #  $Name:  $
 #
 
@@ -17,7 +17,18 @@
     FOPTIM='-O3 -malign-double -funroll-loops'
 else
     #  Try to follow IEEE-754
-    FFLAGS='-Wimplicit -Wunused -ffloat-store -mfpmath=sse -msse -msse2'
+    has_sse2=f
+    grep flags /proc/cpuinfo | grep sse2 > /dev/null 2>&1  &&  has_sse2=t
+
+    # older OS on sea.mit.edu does not support sse
+    if [ `uname -n` = "sea" ]; then has_sse2=f; fi
+
+    if test "x$has_sse2" = xt ; then
+	FFLAGS='-Wimplicit -Wunused -mfpmath=sse -msse -msse2'
+    else
+	FFLAGS='-Wimplicit -Wunused -ffloat-store'
+    fi
+    #  echo 'FFLAGS="'$FFLAGS'"'
     FOPTIM='-O0 -malign-double'
 fi
 
@@ -26,5 +37,8 @@
     LIBS='-L/usr/lib/netcdf-3'
 elif test -d /usr/include/netcdf ; then
     INCLUDES='-I/usr/include/netcdf'
+elif test -d /usr/local/netcdf ; then
+    INCLUDES='-I/usr/local/netcdf/include'
+    LIBS='-L/usr/local/netcdf/lib'
 fi