* installing *source* package 'rtiff' ...
** package 'rtiff' successfully unpacked and MD5 sums checked
checking for gcc... gcc
checking for C compiler default output file name... a.out
checking whether the C compiler works... yes
checking whether we are cross compiling... no
checking for suffix of executables... 
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether gcc accepts -g... yes
checking for gcc option to accept ANSI C... none needed
checking for TIFFOpen in -ltiff... no
Error: Could not find libtiff.
ERROR: configuration failed for package 'rtiff'
* removing '/Volumes/Tiger/Builds/Rdev-web/QA/Simon/packages/leopard-universal/results/2.15/rtiff.Rcheck/rtiff'