unsetenv.c includes <unistd.h> unconditionally. Therefore this module must depend on 'unistd'. (Even though setenv.c uses HAVE_UNISTD_H, for reasons explained in the other mail.)
2006-07-29 Bruno Haible <[EMAIL PROTECTED]>
* modules/setenv (Depends-on): Add unistd.
*** modules/setenv 29 Sep 2004 22:10:44 -0000 1.8
--- modules/setenv 29 Jul 2006 15:32:10 -0000
***************
*** 11,16 ****
--- 11,17 ----
Depends-on:
allocsa
alloca-opt
+ unistd
configure.ac:
gt_FUNC_SETENV
