Changes to gnats/gnats/configure.in

[Milan Zamazal]

Index: gnats/gnats/configure.in
diff -c gnats/gnats/configure.in:1.27 gnats/gnats/configure.in:1.28
*** gnats/gnats/configure.in:1.27       Thu Sep  6 14:59:38 2001
--- gnats/gnats/configure.in    Sun Dec 23 15:21:33 2001
***************
*** 89,94 ****
--- 89,97 ----
  
  AC_STDC_HEADERS
  AC_CHECK_HEADERS(string.h fcntl.h limits.h syslog.h memory.h netdb.h unistd.h 
crypt.h sys/select.h machine/endian.h)
+ AC_EGREP_HEADER(\<unsetenv\>, stdlib.h,
+   AC_DEFINE(HAVE_DECL_UNSETENV,1,[Whether unsetenv is present in headers.]),
+   AC_DEFINE(HAVE_DECL_UNSETENV,0,[Whether unsetenv is present in headers.]))
  AC_CHECK_FUNCS(ftime mkdir mktemp mkstemp unsetenv)
  AC_HEADER_DIRENT
  AC_SIZE_T