diff --git a/configure.in b/configure.in
index b4a27e9..001146d 100644
--- a/configure.in
+++ b/configure.in
@@ -67,6 +67,7 @@ AC_PROG_MAKE_SET
 PKG_PROG_PKG_CONFIG
 
 dnl ==========================================================================
+AM_CONDITIONAL(ENABLE_SHARED, test "$enable_shared" = "yes")
 
 case "$host" in
   *-*-mingw*)
@@ -76,11 +77,13 @@ case "$host" in
     os_win32=no
 esac
 AM_CONDITIONAL(OS_WIN32, test "$os_win32" = "yes")
+AM_CONDITIONAL(BUILD_WIN32_DLL, test "$os_win32" = "yes" -a "$enable_shared" = "yes")
 
 if test "$os_win32" = "yes"; then
   AC_CHECK_PROG(ms_librarian, lib.exe, yes, no)
 fi
 AM_CONDITIONAL(MS_LIB_AVAILABLE, test x$ms_librarian = xyes)
+AM_CONDITIONAL(BUILD_MS_IMPORT_LIB, test x$ms_librarian = xyes -a "$enable_shared" = "yes")
 
 WARN_CFLAGS=""
 if test "x$GCC" = "xyes"; then
diff --git a/src/Makefile.am b/src/Makefile.am
index 406e85e..9110cde 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -21,7 +21,7 @@
 # TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 # PERFORMANCE OF THIS SOFTWARE.
 
-if OS_WIN32
+if BUILD_WIN32_DLL
 
 export_symbols = -export-symbols fontconfig.def
 
@@ -45,7 +45,7 @@ fontconfig_def_dependency =
 
 endif
 
-if MS_LIB_AVAILABLE
+if BUILD_MS_IMPORT_LIB
 
 # Microsoft import library install/uninstall