diff options
Diffstat (limited to 'm4/pipe.m4')
| -rw-r--r-- | m4/pipe.m4 | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/m4/pipe.m4 b/m4/pipe.m4 new file mode 100644 index 0000000..62871c6 --- /dev/null +++ b/m4/pipe.m4 @@ -0,0 +1,15 @@ +# pipe.m4 serial 2 +dnl Copyright (C) 2010-2022 Free Software Foundation, Inc. +dnl This file is free software; the Free Software Foundation +dnl gives unlimited permission to copy and/or distribute it, +dnl with or without modifications, as long as this notice is preserved. + +AC_DEFUN([gl_FUNC_PIPE], +[ + AC_REQUIRE([gl_UNISTD_H_DEFAULTS]) + + AC_CHECK_FUNCS_ONCE([pipe]) + if test $ac_cv_func_pipe != yes; then + HAVE_PIPE=0 + fi +]) |