make  all-recursive
make[1]: Entering directory `/home/sanvila/tmp/m4'
Making all in examples
make[2]: Entering directory `/home/sanvila/tmp/m4/examples'
make[2]: Nothing to be done for `all'.
make[2]: Leaving directory `/home/sanvila/tmp/m4/examples'
Making all in lib
make[2]: Entering directory `/home/sanvila/tmp/m4/lib'
cp ./alloca_.h alloca.h-t
mv alloca.h-t alloca.h
make  all-am
make[3]: Entering directory `/home/sanvila/tmp/m4/lib'
gcc -DHAVE_CONFIG_H -I. -I. -I..     -Wall -Werror -c strnlen1.c
gcc -DHAVE_CONFIG_H -I. -I. -I..     -Wall -Werror -c xalloc-die.c
gcc -DHAVE_CONFIG_H -I. -I. -I..     -Wall -Werror -c exitfail.c
gcc -DHAVE_CONFIG_H -I. -I. -I..     -Wall -Werror -c mbchar.c
gcc -DHAVE_CONFIG_H -I. -I. -I..     -Wall -Werror -c regex.c
gcc -DHAVE_CONFIG_H -I. -I. -I..     -Wall -Werror -c strcasecmp.c
gcc -DHAVE_CONFIG_H -I. -I. -I..     -Wall -Werror -c xmalloc.c
rm -f libm4.a
ar cru libm4.a strnlen1.o xalloc-die.o exitfail.o mbchar.o regex.o strcasecmp.o xmalloc.o 
ranlib libm4.a
make[3]: Leaving directory `/home/sanvila/tmp/m4/lib'
make[2]: Leaving directory `/home/sanvila/tmp/m4/lib'
Making all in src
make[2]: Entering directory `/home/sanvila/tmp/m4/src'
if gcc -DHAVE_CONFIG_H -I. -I. -I..  -I ../lib   -Wall -Werror -MT m4.o -MD -MP -MF ".deps/m4.Tpo" -c -o m4.o m4.c; \
	then mv -f ".deps/m4.Tpo" ".deps/m4.Po"; else rm -f ".deps/m4.Tpo"; exit 1; fi
if gcc -DHAVE_CONFIG_H -I. -I. -I..  -I ../lib   -Wall -Werror -MT builtin.o -MD -MP -MF ".deps/builtin.Tpo" -c -o builtin.o builtin.c; \
	then mv -f ".deps/builtin.Tpo" ".deps/builtin.Po"; else rm -f ".deps/builtin.Tpo"; exit 1; fi
if gcc -DHAVE_CONFIG_H -I. -I. -I..  -I ../lib   -Wall -Werror -MT debug.o -MD -MP -MF ".deps/debug.Tpo" -c -o debug.o debug.c; \
	then mv -f ".deps/debug.Tpo" ".deps/debug.Po"; else rm -f ".deps/debug.Tpo"; exit 1; fi
if gcc -DHAVE_CONFIG_H -I. -I. -I..  -I ../lib   -Wall -Werror -MT eval.o -MD -MP -MF ".deps/eval.Tpo" -c -o eval.o eval.c; \
	then mv -f ".deps/eval.Tpo" ".deps/eval.Po"; else rm -f ".deps/eval.Tpo"; exit 1; fi
if gcc -DHAVE_CONFIG_H -I. -I. -I..  -I ../lib   -Wall -Werror -MT format.o -MD -MP -MF ".deps/format.Tpo" -c -o format.o format.c; \
	then mv -f ".deps/format.Tpo" ".deps/format.Po"; else rm -f ".deps/format.Tpo"; exit 1; fi
if gcc -DHAVE_CONFIG_H -I. -I. -I..  -I ../lib   -Wall -Werror -MT freeze.o -MD -MP -MF ".deps/freeze.Tpo" -c -o freeze.o freeze.c; \
	then mv -f ".deps/freeze.Tpo" ".deps/freeze.Po"; else rm -f ".deps/freeze.Tpo"; exit 1; fi
if gcc -DHAVE_CONFIG_H -I. -I. -I..  -I ../lib   -Wall -Werror -MT input.o -MD -MP -MF ".deps/input.Tpo" -c -o input.o input.c; \
	then mv -f ".deps/input.Tpo" ".deps/input.Po"; else rm -f ".deps/input.Tpo"; exit 1; fi
if gcc -DHAVE_CONFIG_H -I. -I. -I..  -I ../lib   -Wall -Werror -MT macro.o -MD -MP -MF ".deps/macro.Tpo" -c -o macro.o macro.c; \
	then mv -f ".deps/macro.Tpo" ".deps/macro.Po"; else rm -f ".deps/macro.Tpo"; exit 1; fi
if gcc -DHAVE_CONFIG_H -I. -I. -I..  -I ../lib   -Wall -Werror -MT output.o -MD -MP -MF ".deps/output.Tpo" -c -o output.o output.c; \
	then mv -f ".deps/output.Tpo" ".deps/output.Po"; else rm -f ".deps/output.Tpo"; exit 1; fi
if gcc -DHAVE_CONFIG_H -I. -I. -I..  -I ../lib   -Wall -Werror -MT path.o -MD -MP -MF ".deps/path.Tpo" -c -o path.o path.c; \
	then mv -f ".deps/path.Tpo" ".deps/path.Po"; else rm -f ".deps/path.Tpo"; exit 1; fi
if gcc -DHAVE_CONFIG_H -I. -I. -I..  -I ../lib   -Wall -Werror -MT symtab.o -MD -MP -MF ".deps/symtab.Tpo" -c -o symtab.o symtab.c; \
	then mv -f ".deps/symtab.Tpo" ".deps/symtab.Po"; else rm -f ".deps/symtab.Tpo"; exit 1; fi
if gcc -DHAVE_CONFIG_H -I. -I. -I..  -I ../lib   -Wall -Werror -MT stackovf.o -MD -MP -MF ".deps/stackovf.Tpo" -c -o stackovf.o stackovf.c; \
	then mv -f ".deps/stackovf.Tpo" ".deps/stackovf.Po"; else rm -f ".deps/stackovf.Tpo"; exit 1; fi
cc1: warnings being treated as errors
stackovf.c: In function 'setup_stackovf_trap':
stackovf.c:344: warning: 'sigstack' is deprecated (declared at /usr/include/signal.h:358)
make[2]: *** [stackovf.o] Error 1
make[2]: Leaving directory `/home/sanvila/tmp/m4/src'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/home/sanvila/tmp/m4'
make: *** [all] Error 2