(AC_PROG_F77): Remove fc from the default list of compilers to try,

since it was long ago superseded by the ksh fc builtin.  Suggested by
Steven G. Johnson.

diff --git a/lib/autoconf/fortran.m4 b/lib/autoconf/fortran.m4
index 5f4ce61d7b47c5ea518f5843fd1dda00677dc733..e0b35fa318ea3c13a7051f27c3a2b848580ceffb 100644 (file)
--- a/lib/autoconf/fortran.m4
+++ b/lib/autoconf/fortran.m4
@@ -229,7 +229,7 @@ AU_DEFUN([ac_cv_prog_g77],
 #  2. Good/tested native compilers, bad/untested native compilers
 #  3. Wrappers around f2c go last.
 #
-# `fort77' and `fc' are wrappers around `f2c', `fort77' being better.
+# `fort77' is a wrapper around `f2c'.
 # It is believed that under HP-UX `fort77' is the name of the native
 # compiler.  On some Cray systems, fort77 is a native compiler.
 # frt is the Fujitsu F77 compiler.
@@ -247,7 +247,7 @@ AC_ARG_VAR([FFLAGS], [Fortran 77 compiler flags])dnl
 _AC_ARG_VAR_LDFLAGS()dnl
 AC_CHECK_TOOLS(F77,
       [m4_default([$1],
-                  [g77 f77 xlf frt pgf77 fl32 af77 fort77 f90 xlf90 pgf90 epcf90 f95 fort xlf95 lf95 g95 fc])])
+                  [g77 f77 xlf frt pgf77 fl32 af77 fort77 f90 xlf90 pgf90 epcf90 f95 fort xlf95 lf95 g95])])
 
 # Provide some information about the compiler.
 echo "$as_me:__oline__:" \