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-rw-r--r--configure.ac3
1 files changed, 3 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 6c7bf8d..ef2f014 100644
--- a/configure.ac
+++ b/configure.ac
@@ -18,6 +18,9 @@ AM_CONDITIONAL(HAVE_DOXYGEN, test $DOXYGEN != false)
AC_CONFIG_MACRO_DIR([m4])
+dnl checks for libraries
+PKG_CHECK_MODULES(FFTW3F, fftw3f >= 3.2.0)
+
dnl checks for header files
AC_CHECK_HEADERS([complex.h fcntl.h math.h stdio.h stdlib.h string.h unistd.h sys/mman.h sys/types.h sys/stat.h],,
AC_MSG_ERROR([Missing required header files.]))