* config/ax_check_define.m4: New file.

libgfortran/ChangeLog:

	PR target/78478
	* acinclude.m4: Include ../config/ax_check_define.m4
	* configure.ac: Check if _SOFT_FLOAT is defined.
	* configure.host (i?86 | x86_64): Use fpu-generic when
	have_soft_float is set.
	* configure: Regenerate.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@244651 138bc75d-0d04-0410-961f-82ee72b054a4