ld now complains while linking some of the symbols in libreplace.a, and since it's not needed on Linux, just ignore it. Index: libspf2-master/src/libspf2/Makefile.am =================================================================== --- libspf2-master/src/libspf2/Makefile.am +++ libspf2-master/src/libspf2/Makefile.am 2022-11-12 20:50:56.650623300 -0800 @@ -34,7 +34,7 @@ spf_utils.c \ spf_win32.c -libspf2_la_LIBADD = $(top_builddir)/src/libreplace/libreplace.la +#libspf2_la_LIBADD = $(top_builddir)/src/libreplace/libreplace.la