putc               86 maint/gnulib/lib/error.c # undef putc
putc               87 maint/gnulib/lib/error.c # define putc(c, fp) _IO_putc (c, fp)
putc             1136 maint/gnulib/lib/stdio.in.h #   undef putc
putc             1137 maint/gnulib/lib/stdio.in.h #   define putc rpl_fputc
putc              114 maint/gnulib/lib/unlocked-io.h #  undef putc
putc              115 maint/gnulib/lib/unlocked-io.h #  define putc(x,y) putc_unlocked (x,y)