message: build: remove glibc backcompat requirement for Linux symbol checks
diff: @@ -814,7 +814,7 @@ if TARGET_WINDOWS
  $(AM_V_at) OBJDUMP=$(OBJDUMP) $(PYTHON) $(top_srcdir)/contrib/devtools/symbol-check.py $(bin_PROGRAMS)
  endif
  -if GLIBC_BACK_COMPAT
  +if TARGET_LINUX
  @echo "Checking glibc back compat..."
  $(AM_V_at) CPPFILT=$(CPPFILT) $(PYTHON) $(top_srcdir)/contrib/devtools/symbol-check.py $(bin_PROGRAMS)
  endif
  