In file included from m4.c:24:
../lib/getopt.h:89:10: fatal error: getopt-cdefs.h: No such file or directory
89 | #include <getopt-cdefs.h>
| ^~~~~~~~~~~~~~~~
compilation terminated.
make[2]: *** [Makefile:2577: m4.o] Error 1
make[2]: *** Waiting for unfinished jobs....
make[2]: Leaving directory '/sources/m4-1.4.21/src'
make[1]: *** [Makefile:2554: all-recursive] Error 1
make[1]: Leaving directory '/sources/m4-1.4.21'
make: *** [Makefile:2510: all] Error 2