Source: tcptrack Version: 1.4.2-1 Severity: serious Tags: stretch sid Your package FTBFS with glibc 2.21, see the recent build log on armel[1]:
,---- | g++ -DHAVE_CONFIG_H -I. -I.. -Werror -Wno-deprecated -Wall -g -O2 -c -o main.o main.cc | In file included from /usr/include/stdio.h:27:0, | from main.cc:25: | /usr/include/features.h:148:3: error: #warning "_BSD_SOURCE and _SVID_SOURCE are deprecated, use _DEFAULT_SOURCE" [-Werror=cpp] | # warning "_BSD_SOURCE and _SVID_SOURCE are deprecated, use _DEFAULT_SOURCE" | ^ | cc1plus: all warnings being treated as errors `---- Since glibc 2.20, _BSD_SOURCE is deprecated, see the NEWS file: ,---- | * The _BSD_SOURCE and _SVID_SOURCE feature test macros are no longer | supported; they now act the same as _DEFAULT_SOURCE (but generate a | warning). Except for cases where _BSD_SOURCE enabled BSD interfaces that | conflicted with POSIX (support for which was removed in 2.19), the | interfaces those macros enabled remain available when compiling with | _GNU_SOURCE defined, with _DEFAULT_SOURCE defined, or without any feature | test macros defined. `---- Various files in the src/ directory #define _BSD_SOURCE, and since src/Makefile.am sets AM_CXXFLAGS = -Werror -Wno-deprecated -Wall, the deprecation warning is turned into a fatal error. 1. https://buildd.debian.org/status/fetch.php?pkg=tcptrack&arch=armel&ver=1.4.2-1%2Bb2&stamp=1449141815
