[Scribus] Compiling Scribus 1.3.5

[Roger]

  scribusbuild]$ cmake ../scribussvn/Scribus 
-DCMAKE_INSTALL_PREFIX:PATH=/home/roger250/Scribus135
  stops with message:

- Scribus 1.3.5svn will be built to install into /home/roger250/Scribus135
-- Found target X86
-- Building for target i386-redhat-linux
-- Found Qt-Version 4.3.3
Qt4 Found OK
-- Building without Qt3 Support (GOOD)
ZLIB Library Found OK
-- Found PNG: /usr/lib/libpng.so
Using PNG Library: /usr/lib/libpng.so
PNG Library Found OK
-- Found JPEG: /usr/lib/libjpeg.so
JPEG Library Found OK
CMake Error: Could NOT find TIFF
-- Configuring done

What is the TIFF that CMake checks for.
I couldn't find anything in the notes about TIFF
TIA
Roger