roel@roel:/tmp$ rpmbuild -tb iscan_2.29.3-1.tar.gz
warning: line 70: prereq is deprecated: PreReq: sane-backends
error: Failed build dependencies:
libusb >= 0.1.6 is needed by iscan-2.29.3-1.usb0.1.ltdl7.x86_64
libxml2-devel is needed by iscan-2.29.3-1.usb0.1.ltdl7.x86_64
gtk2-devel is needed by iscan-2.29.3-1.usb0.1.ltdl7.x86_64
libpng-devel is needed by iscan-2.29.3-1.usb0.1.ltdl7.x86_64
libjpeg-devel is needed by iscan-2.29.3-1.usb0.1.ltdl7.x86_64
libtiff-devel is needed by iscan-2.29.3-1.usb0.1.ltdl7.x86_64
libtool-ltdl-devel is needed by iscan-2.29.3-1.usb0.1.ltdl7.x86_64
gimp-devel is needed by iscan-2.29.3-1.usb0.1.ltdl7.x86_64
sane-backends-devel is needed by iscan-2.29.3-1.usb0.1.ltdl7.x86_64Add a code snippet to your website: www.paste.org