Hello, I am facing with a problem, so I need some help. I am using Ubuntu 20.04 and trying to install m4-1.4.17. I need the older version to run a program, that's why I am using this version. The error log I am facing with is: --------------- seniha.celik@CLAIRIZM1-00090:~/Downloads/m4-1.4.17$ make make all-recursive make[1]: Entering directory '/home/ seniha.ce...@corp.airties.com/Downloads/m4-1.4.17' Making all in . make[2]: Entering directory '/home/ seniha.ce...@corp.airties.com/Downloads/m4-1.4.17' make[2]: Nothing to be done for 'all-am'. make[2]: Leaving directory '/home/ seniha.ce...@corp.airties.com/Downloads/m4-1.4.17' Making all in examples make[2]: Entering directory '/home/ seniha.ce...@corp.airties.com/Downloads/m4-1.4.17/examples' make[2]: Nothing to be done for 'all'. make[2]: Leaving directory '/home/ seniha.ce...@corp.airties.com/Downloads/m4-1.4.17/examples' Making all in lib make[2]: Entering directory '/home/ seniha.ce...@corp.airties.com/Downloads/m4-1.4.17/lib' make all-am make[3]: Entering directory '/home/ seniha.ce...@corp.airties.com/Downloads/m4-1.4.17/lib' depbase=`echo freadahead.o | sed 's|[^/]*$|.deps/&|;s|\.o$||'`;\ gcc -I. -g -O2 -MT freadahead.o -MD -MP -MF $depbase.Tpo -c -o freadahead.o freadahead.c &&\ mv -f $depbase.Tpo $depbase.Po freadahead.c: In function 'freadahead': freadahead.c:91:3: error: #error "Please port gnulib freadahead.c to your platform! Look at the definition of fflush, fread, ungetc on your system, then report this to bug-gnulib." #error "Please port gnulib freadahead.c to your platform! Look at the definition of fflush, fread, ungetc on your system, then report this to bug-gnulib." ^~~~~ make[3]: *** [Makefile:1837: freadahead.o] Error 1 make[3]: Leaving directory '/home/ seniha.ce...@corp.airties.com/Downloads/m4-1.4.17/lib' make[2]: *** [Makefile:1602: all] Error 2 make[2]: Leaving directory '/home/ seniha.ce...@corp.airties.com/Downloads/m4-1.4.17/lib' make[1]: *** [Makefile:1506: all-recursive] Error 1 make[1]: Leaving directory '/home/ seniha.ce...@corp.airties.com/Downloads/m4-1.4.17' make: *** [Makefile:1461: all] Error 2 ------------------------------------ Could you please help me about this? Thanks,
Seniha Celik Software Engineer