Fix typo in AC_AIX

[Tim Van Holder]

2001-01-19  Tim Van Holder  <address@hidden>

        * acspecific.m4 (AC_AIX): Fix typo.

Index: acspecific.m4
===================================================================
RCS file: /cvs/autoconf/acspecific.m4,v
retrieving revision 1.327
diff -c -r1.327 acspecific.m4
*** acspecific.m4       2001/01/18 09:16:39     1.327
--- acspecific.m4       2001/01/19 23:05:46
***************
*** 1204,1210 ****
     System headers sometimes define this.
     We just want to avoid a redefinition error message.  */
  @%:@ifndef _ALL_SOURCE
! @$:@ undef _ALL_SOURCE
  @%:@endif])dnl
  AC_BEFORE([$0], [AC_COMPILE_IFELSE])dnl
  AC_BEFORE([$0], [AC_RUN_IFELSE])dnl
--- 1227,1233 ----
     System headers sometimes define this.
     We just want to avoid a redefinition error message.  */
  @%:@ifndef _ALL_SOURCE
! @%:@ undef _ALL_SOURCE
  @%:@endif])dnl
  AC_BEFORE([$0], [AC_COMPILE_IFELSE])dnl
  AC_BEFORE([$0], [AC_RUN_IFELSE])dnl