HAVE___ENVIRON 126 third_party/tcmalloc/chromium/src/base/sysinfo.cc #if defined(HAVE___ENVIRON) // if we have it, it's declared in unistd.h HAVE___ENVIRON 121 third_party/tcmalloc/vendor/src/base/sysinfo.cc #if defined(HAVE___ENVIRON) // if we have it, it's declared in unistd.h