package/httping: use the new fftw-double package

This patch add an explicitly dependency to fftw-double (the only compatible
fftw's flavor) instead of default behavior where the package do assumption
about the compatible version.

Signed-off-by: Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Acked-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/httping/httping.mk

@@ -17,9 +17,9 @@ HTTPING_DEPENDENCIES = \
 	$(if $(BR2_PACKAGE_LIBICONV),libiconv) \
 	$(if $(BR2_PACKAGE_NCURSES_WCHAR),ncurses) \
 	$(if $(BR2_PACKAGE_OPENSSL),openssl) \
-	$(if $(BR2_PACKAGE_FFTW),fftw)
+	$(if $(BR2_PACKAGE_FFTW_DOUBLE),fftw-double)
 HTTPING_MAKE_OPTS = $(TARGET_CONFIGURE_OPTS) \
-	FW=$(if $(BR2_PACKAGE_FFTW),yes,no) \
+	FW=$(if $(BR2_PACKAGE_FFTW_DOUBLE),yes,no) \
 	NC=$(if $(BR2_PACKAGE_NCURSES_WCHAR),yes,no) \
 	SSL=$(if $(BR2_PACKAGE_OPENSSL),yes,no) \
 	TFO=$(if $(BR2_PACKAGE_HTTPING_TFO),yes,no) \