Remove check for unistd.h, assume it is available (already often used without checking).

git-svn-id: https://geany.svn.sourceforge.net/svnroot/geany/trunk@2649 ea778897-0a13-0410-b9d1-a72fbfd435f5

ChangeLog

@@ -3,6 +3,9 @@
  * Makefile.am, waf, wscript, scripts/wafinit.sh:
    Add alternative build system: Waf.
    Use wafinit.sh to create a Makefile and configure files.
+ * configure.in, wscript, tagmanager/entry.c:
+   Remove check for unistd.h, assume it is available (already often
+   used without checking).
 
 
 2008-06-05  Nick Treleaven  <nick(dot)treleaven(at)btinternet(dot)com>

configure.in

@@ -33,7 +33,7 @@ LIBTOOL="$LIBTOOL --silent"
 # autoscan start
 
 # Checks for header files.
-AC_CHECK_HEADERS([fcntl.h fnmatch.h glob.h regex.h stdlib.h sys/time.h unistd.h])
+AC_CHECK_HEADERS([fcntl.h fnmatch.h glob.h regex.h stdlib.h sys/time.h])
 
 # Checks for typedefs, structures, and compiler characteristics.
 AC_TYPE_OFF_T

tagmanager/entry.c

@@ -25,9 +25,7 @@
 #if defined (HAVE_TYPES_H)
 # include <types.h>	    /* to declare off_t on some hosts */
 #endif
-#if defined (HAVE_UNISTD_H)
-# include <unistd.h>	/* to declare close (), ftruncate (), truncate () */
-#endif
+
 
 /*  These header files provide for the functions necessary to do file
  *  truncation.

wscript

@@ -109,8 +109,7 @@ def configure(conf):
     conf_check_header('sys/time.h')
     conf_check_header('sys/types.h')
     conf_check_header('sys/stat.h')
-    conf_check_header('unistd.h')
-    conf.define('HAVE_STDLIB', 1) # are there systems without stdlib.h?
+    conf.define('HAVE_STDLIB_H', 1) # are there systems without stdlib.h?
     conf.define('STDC_HEADERS', 1) # an optimistic guess ;-)
 
     if Params.g_options.gnu_regex: