Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
Your analysis must be as concise as possible, while keeping relevant information intact.
Snippet: 
/usr/bin/ld: ../libtiff/.libs/libtiff.so: undefined reference to `TIFFErrorExtR'
collect2: error: ld returned 1 exit status

This shows direct point of failue, ld can't proceed.