diff -up avr-libc-2.0.0/doc/api/doxygen.config.in.nolatexbatch avr-libc-2.0.0/doc/api/doxygen.config.in
--- avr-libc-2.0.0/doc/api/doxygen.config.in.nolatexbatch	2016-11-13 11:56:31.708459778 +0100
+++ avr-libc-2.0.0/doc/api/doxygen.config.in	2016-11-13 11:56:35.577495290 +0100
@@ -1739,7 +1739,7 @@ USE_PDFLATEX           = YES
 # The default value is: NO.
 # This tag requires that the tag GENERATE_LATEX is set to YES.
 
-LATEX_BATCHMODE        = YES
+LATEX_BATCHMODE        = NO
 
 # If the LATEX_HIDE_INDICES tag is set to YES then doxygen will not include the
 # index chapters (such as File Index, Compound Index, etc.) in the output.