diff --git a/Makefile.am b/Makefile.am
index c82503591..fd3dc7c19 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,7 +1,7 @@
 include $(top_srcdir)/doxygen/aminclude.am
 
 # Build in these directories:
-SUBDIRS  = Cantera examples test_problems
+SUBDIRS  = Cantera ext examples test_problems
 SUBDIRS += doxygen
 
 # Distribute these directories:
diff --git a/configure.ac b/configure.ac
index 36cfe35f8..f819c2875 100644
--- a/configure.ac
+++ b/configure.ac
@@ -58,6 +58,9 @@ AC_OUTPUT(Makefile examples/Makefile                                       \
 		   examples/cxx/Makefile                                   \
                    test_problems/Makefile                                  \
 		   doxygen/Makefile                                        \
+		   ext/Makefile                                            \
+		   ext/tpx/Makefile                                        \
+		   ext/math/Makefile                                       \
 		   Cantera/Makefile                                        \
                    Cantera/src/Makefile Cantera/src/base/Makefile          \
                    Cantera/src/converters/Makefile                         \
diff --git a/ext/Makefile.am b/ext/Makefile.am
index 323231d9c..da562fe76 100644
--- a/ext/Makefile.am
+++ b/ext/Makefile.am
@@ -1,2 +1,2 @@
-SUBDIRS                 = tpx
+SUBDIRS                 = tpx math
 
diff --git a/ext/Makefile.in b/ext/Makefile.in
index c9803ddd7..f01d5573b 100755
--- a/ext/Makefile.in
+++ b/ext/Makefile.in
@@ -240,7 +240,7 @@ target_alias = @target_alias@
 top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
-SUBDIRS = tpx
+SUBDIRS = tpx math
 all: all-recursive
 
 .SUFFIXES:
diff --git a/ext/math/Makefile.am b/ext/math/Makefile.am
index b67d774b7..7a221434d 100644
--- a/ext/math/Makefile.am
+++ b/ext/math/Makefile.am
@@ -1,21 +1,24 @@
-h_sources               = 
-cc_sources              = 
+cc_sources              = mach.cpp printstring.c
+
+fc_sources              = ddaspk.f dgbfa.f dgbsl.f            \
+		          dgefa.f dgesl.f dp1vlu.f dpcoef.f   \
+			  dpolft.f fdump.f j4save.f pcoef.f   \
+			  polfit.f pvalue.f xercnt.f xerhlt.f \
+			  xermsg.f xerprn.f xersve.f xgetua.f 
 
 INCLUDES                = 
 AM_CXXFLAGS             = $(INCLUDES)
+AM_FCFLAGS              = $(INCLUDES)
 
-lib_LTLIBRARIES         = $(top_builddir)/build/lib/libctbase.la
+lib_LTLIBRARIES         = $(top_builddir)/build/lib/libctmath.la
 library_includedir      = $(top_builddir)/build/include
 library_include_HEADERS = $(h_sources)
 
-otherincludedir         = $(top_builddir)/build/include/cantera/kernel
-otherinclude_HEADERS    = $(h_sources)
-
 #-----------------------
 # Cantera Converters C/C++ library
 #-----------------------
 
-__top_builddir__build_lib_libctbase_la_LDFLAGS      = $(all_libraries) -release $(GENERIC_RELEASE)
-__top_builddir__build_lib_libctbase_la_SOURCES      = $(cc_sources) $(h_sources)
+__top_builddir__build_lib_libctmath_la_LDFLAGS      = $(all_libraries) -release $(GENERIC_RELEASE)
+__top_builddir__build_lib_libctmath_la_SOURCES      = $(fc_sources) $(cc_sources)
 
 CLEANFILES = *.o
diff --git a/ext/math/printstring.c b/ext/math/printstring.c
index fd6476ed7..f4c8cdde1 100644
--- a/ext/math/printstring.c
+++ b/ext/math/printstring.c
@@ -1,9 +1,13 @@
 #include <stdio.h>
 #include "config.h"
+
+typedef  int          ftnlen;
+
 #ifdef __cplusplus
 extern "C" {
 #endif
-void printstring_(char* s, ftnlen ls) {
+void printstring_(char* s, ftnlen ls) 
+{
     printf("%s",s);
 }
 #ifdef __cplusplus