/[bison]/bison/aclocal.m4
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revision 1.4.2.5 by akim, Wed Oct 10 15:19:57 2001 UTC revision 1.4.2.6 by akim, Wed Oct 10 15:24:00 2001 UTC
# Line 820  case "x$am_cv_prog_cc_stdc" in Line 820  case "x$am_cv_prog_cc_stdc" in
820  esac  esac
821  ])  ])
822    
 # serial 1                                                   -*- Autoconf -*-  
   
 # BISON_AC_PROG_GNU_M4  
 # --------------------  
 # Check for GNU m4, at least 1.3 (supports frozen files).  
 AC_DEFUN([BISON_AC_PROG_GNU_M4],  
 [AC_PATH_PROGS(M4, gm4 gnum4 m4, m4)  
 AC_CACHE_CHECK([whether m4 supports frozen files],  
                [ac_cv_prog_gnu_m4],  
 [ac_cv_prog_gnu_m4=no  
 if test x"$M4" != x; then  
   case `$M4 --help < /dev/null 2>&1` in  
     *reload-state*) ac_cv_prog_gnu_m4=yes ;;  
   esac  
 fi])  
 ])# BISON_AC_PROG_GNU_M4  
   
823  AC_DEFUN(BISON_WARNING,  AC_DEFUN(BISON_WARNING,
824  [AC_MSG_CHECKING(whether compiler accepts $1)  [AC_MSG_CHECKING(whether compiler accepts $1)
825  AC_SUBST(WARNING_CFLAGS)  AC_SUBST(WARNING_CFLAGS)

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  Added in v.1.4.2.6

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