"Redefinition failed" build failure(s) — clang 11.0.0

PackageVersionSupposed error messageFull log Bug report
dsniff 2.4b1+debian-29./sshmitm.c:45:21: error: redefinition of 'csin' as different kind of symbol Log
empire-lafe 1.1-1./lafe.h:10:14: error: redefinition of 'log' as different kind of symbol Log
ghdl 0.37+dfsg-2../../src/gcc/vhdl/grt-cstdio.c:73:1: error: redefinition of a 'extern inline' function 'getc_unlocked' is not supported in C++ Log
ippl 1.4.14-12.2main.c:56:16: error: redefinition of 'log' as different kind of symbol Log
liboping 1.10.0-4liboping.c:103:10: error: 'dprintf' macro redefined [-Werror,-Wmacro-redefined] Log
pmars 0.9.2-1./sim.h:92:12: error: redefinition of 'round' as different kind of symbol Log
tgt 1:1.0.79-3./log.h:93:9: error: 'dprintf' macro redefined [-Werror,-Wmacro-redefined] Log
yaha 0.1.83-1src/SW.cpp:799:122: error: redefinition of default argument Log
z88 13.0.0+dfsg2-6z88g.c:92:6: error: redefinition of 'ccos' as different kind of symbol Log
zeromq3 4.3.3-2error.h:99:77: error: redefinition of parameter 'restrict' Log

10 errors