Add interix support

scsh/aix/sysdep.h

@@ -1,4 +0,0 @@
-#undef HAVE_DLOPEN
-
-#undef HAVE_TZNAME
-#define HAVE_TZNAME

scsh/bsd/time_dep1.c

@@ -15,7 +15,6 @@
 s48_value time_plus_ticks()
 {
     struct timeval t;
-    struct timezone tz;
     s48_value sch_tv_sec = S48_UNSPECIFIC;
     s48_value sch_tv_usec = S48_UNSPECIFIC;
     s48_value sch_listval = S48_UNSPECIFIC;
@@ -24,7 +23,7 @@ s48_value time_plus_ticks()
     
     S48_GC_PROTECT_3(sch_tv_sec, sch_tv_usec, sch_listval);
 
-    if( gettimeofday(&t, &tz) ) s48_raise_os_error (errno);
+    if( gettimeofday(&t, NULL) ) s48_raise_os_error (errno);
 
 
     sch_tv_sec = s48_enter_integer(t.tv_sec);

scsh/cygwin32/sysdep.h

@@ -1,2 +0,0 @@
-/* Cygwin's adds _'s but making configure.in know about dlltool seemed evil */
-#define DLSYM_ADDS_USCORE

scsh/gnu/sysdep.h

@@ -1 +0,0 @@
-/* Make `diff' happy. */

scsh/next/sysdep.h

@@ -1,2 +0,0 @@
-#undef HAVE_SIGACTION
-#define HAVE_SIGACTION

scsh/solaris/sysdep.h

@@ -1 +0,0 @@
-#undef HAVE_DLOPEN

scsh/syscalls1.c

@@ -671,7 +671,9 @@ s48_value scsh_fsync(s48_value sch_fdes)
 
 s48_value scsh_sync()
 {
+#ifdef HAVE_SYNC
   sync();
+#endif
   return S48_UNSPECIFIC;
 }