Avoid build errors due to wrong references between modules. * lib/uninorm/canonical-decomposition.c: Include "uninorm/decomposition-table.h", not "decomposition-table.h". * lib/uninorm/decomposition.c: Likewise. * lib/uninorm/u8-normalize.c: Include "uninorm/decompose-internal.h", not "decompose-internal.h". * lib/uninorm/u16-normalize.c: Likewise. * lib/uninorm/u32-normalize.c: Likewise. * lib/uninorm/uninorm-filter.c: Likewise. * lib/uninorm/nfkc.c: Likewise. * lib/uninorm/nfkd.c: Likewise. * lib/unicase/u8-casemap.c: Include "unicase/caseprop.h", not "caseprop.h". * lib/unicase/u8-ct-totitle.c: Likewise. * lib/unicase/u8-prefix-context.c: Likewise. * lib/unicase/u8-suffix-context.c: Likewise. * lib/unicase/u16-casemap.c: Likewise. * lib/unicase/u16-ct-totitle.c: Likewise. * lib/unicase/u16-prefix-context.c: Likewise. * lib/unicase/u16-suffix-context.c: Likewise. * lib/unicase/u32-casemap.c: Likewise. * lib/unicase/u32-ct-totitle.c: Likewise. * lib/unicase/u32-prefix-context.c: Likewise. * lib/unicase/u32-suffix-context.c: Likewise. * lib/unicase/u8-tolower.c: Include "unicase/unicasemap.h", not "unicasemap.h". * lib/unicase/u8-toupper.c: Likewise. * lib/unicase/u8-ct-tolower.c: Likewise. * lib/unicase/u8-ct-toupper.c: Likewise. * lib/unicase/u16-tolower.c: Likewise. * lib/unicase/u16-toupper.c: Likewise. * lib/unicase/u16-ct-tolower.c: Likewise. * lib/unicase/u16-ct-toupper.c: Likewise. * lib/unicase/u32-tolower.c: Likewise. * lib/unicase/u32-toupper.c: Likewise. * lib/unicase/u32-ct-tolower.c: Likewise. * lib/unicase/u32-ct-toupper.c: Likewise. * lib/unicase/u8-ct-casefold.c: Include "unicase/unicasemap.h", not "unicasemap.h", and "unicase/casefold.h", not "casefold.h". * lib/unicase/u16-ct-casefold.c: Likewise. * lib/unicase/u32-ct-casefold.c: Likewise.

# obstack-printf.m4 serial 4
dnl Copyright (C) 2008-2019 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.

dnl From Eric Blake.
dnl Test whether obstack_printf() exists.  For now, we assume that
dnl obstack_vprintf behaves identically, so we only test for one.

AC_DEFUN([gl_FUNC_OBSTACK_PRINTF],
[
  dnl Persuade glibc <stdio.h> to declare obstack_printf(), obstack_vprintf().
  AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])

  AC_REQUIRE([gl_STDIO_H_DEFAULTS])
  AC_CHECK_FUNCS_ONCE([obstack_printf])
  if test $ac_cv_func_obstack_printf = no ; then
    gl_REPLACE_OBSTACK_PRINTF
  fi

  gl_DECL_OBSTACK_PRINTF
])

AC_DEFUN([gl_REPLACE_OBSTACK_PRINTF],
[
  AC_REQUIRE([gl_STDIO_H_DEFAULTS])
  if test $ac_cv_func_obstack_printf = yes; then
    REPLACE_OBSTACK_PRINTF=1
  fi
])

dnl Ensure obstack_printf() and obstack_vprintf() are declared
dnl (whether or not they are being replaced).
AC_DEFUN([gl_DECL_OBSTACK_PRINTF],
[
  AC_CHECK_DECLS_ONCE([obstack_printf])
  if test $ac_cv_have_decl_obstack_printf = no; then
    HAVE_DECL_OBSTACK_PRINTF=0
  fi
])