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- #!/usr/bin/m4
- dnl Check whether ld supports "-z now"
- AC_DEFUN([PAM_LD_Z_NOW], [dnl
- AC_CACHE_CHECK([whether ld supports "-z now"],
- [pam_cv_ld_z_now],
- [saved_LDFLAGS="$LDFLAGS"
- LDFLAGS="$LDFLAGS -Wl,-z,now"
- AC_LINK_IFELSE([AC_LANG_PROGRAM(,)],
- [pam_cv_ld_z_now=yes],
- [pam_cv_ld_z_now=no])
- LDFLAGS="$saved_LDFLAGS"])
- AS_IF([test $pam_cv_ld_z_now = yes],
- [ZNOW_LDFLAGS="-Wl,-z,now"],
- [ZNOW_LDFLAGS=])
- ])
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