Use floating point definitions as given by the compiler.
tree9994a18ec4b845911ce7d8df1159bd103606d3be
-rw-r--r-- 827 Makefile.in
-rw-r--r-- 42954 config.guess
-rw-r--r-- 36188 config.sub
-rwxr-xr-x 103606 configure
-rw-r--r-- 3228 configure.ac
drwxr-xr-x - csu
-rwxr-xr-x 7122 install-sh
drwxr-xr-x - libF77
drwxr-xr-x - libI77
drwxr-xr-x - libpcc
drwxr-xr-x - libsoftfloat