From Bugzilla Helper:
User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.12) Gecko/20050922 Fedora/1.0.7-1.1.fc4 Firefox/1.0.7

Description of problem:
With the flex-2.5.4a-35.fc4 errata i get following error while compiling Wine:
gcc -g -O2 -o widl client.o hash.o header.o proxy.o server.o typegen.o typelib.o utils.o widl.o write_msft.o parser.tab.o lex.yy.o -L../../libs -lwpp -lwine_port -lfl
../../libs/libwpp.a(lex.yy.o)(.text+0x5e8): In function `_yy_dummy_uses_of_static_functions_b2f4_517d_02ff_b30c_3e5a_47d7_aaa3_3b5d_':
/j/wine/build/wine/libs/wpp/lex.yy.c:3357: multiple definition of `_yy_dummy_uses_of_static_functions_b2f4_517d_02ff_b30c_3e5a_47d7_aaa3_3b5d_'
lex.yy.o(.text+0x550):/j/wine/build/wine/tools/widl/lex.yy.c:1796: first defined here
collect2: ld returned 1 exit status
make[2]: *** [widl] Error 1

Downgrading flex back to flex-2.5.4a-34 fixes the problem.

Version-Release number of selected component (if applicable):
flex-2.5.4a-35.fc4

How reproducible:
Always

Steps to Reproduce:
1. Get Wine from http://www.winehq.org/ (i'm using todays CVS)
2. unpack and ./configure
3. make
  

Actual Results:  Compilation stopped while linking widl

Expected Results:  Compilation should have finished successfully

Additional info: