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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_getpwuid: Trylink cat
+?MAKE: -pick add $@ %<
+?S: This variable conditionally defines the HAS_GETPWUID symbol, which
+?S: indicates to the C program that it can use the getpwuid() routine
+?S: to get the /etc/passwd structure entries for given user ID.
+?C: This symbol, if defined, indicates that the getpwuid() routine
+?C: is available to get the /etc/passwd structure entries for given
+?C: user ID.
+?H:#$d_getpwuid HAS_GETPWUID /**/
+?LINT:set d_getpwuid
+: see if there is a getpwuid
+$cat >try.c <<EOC
+#include <pwd.h>
+int main(void)
+ struct passwd pw;
+ pw = *getpwuid(0);
+ return pw.pw_name ? 0 : 1;
+set d_getpwuid
+eval $trylink