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?RCS: Copyright (c) 2015 Raphael Manfredi
?RCS: You may redistribute only under the terms of the Artistic License,
?RCS: as specified in the README file that comes with the distribution.
?RCS: You may reuse parts of this distribution only within the terms of
?RCS: that same Artistic License; a copy of which may be found at the root
?RCS: of the source tree for dist 4.0.
?MAKE:d_bsearch: Trylink cat
?MAKE: -pick add $@ %<
?S: This variable conditionally defines the HAS_BSEARCH symbol, which
?S: indicates to the C program that it can use the bsearch() routine
?S: to perform a binary search on a sorted array.
?C: This symbol, if defined, indicates that the bsearch() routine
?C: is available to perform a binary search on a sorted array.
?H:#$d_bsearch HAS_BSEARCH /**/
: see if there is a bsearch
$cat >try.c <<EOC
int mycmp(const void *a, const void *b)
return (char *) a - (char *) b;
int main(int argc, char **argv)
return NULL == bsearch("foo", argv, argc, sizeof argv, mycmp);