I recently built gnome-vfs/1.0.2 for SGI IRIX 6.5.  I found
that to make self-tests pass I had to increase the usleep()
times in the test code.  With the following changes applied
"make check" passed:

--- ./test/test-async-cancel.c	Mon Jan 29 22:17:45 2001
+++ ../gnome-vfs-1.0.2/./test/test-async-cancel.c	Wed Sep 12 17:37:26 2001
@@ -107,7 +107,7 @@
 	}
 
 	for (i = 0; i < MAX_THREAD_WAIT; i++) {
-		usleep (1);
+		usleep (100);
 		gtk_main_iteration_do (FALSE);
 		if (*wait_for_it) {
 			return TRUE;
@@ -126,7 +126,7 @@
 	}
 
 	for (i = 0; i < MAX_THREAD_WAIT; i++) {
-		usleep (1);
+		usleep (10000);
 		gtk_main_iteration_do (FALSE);
 		if (gnome_vfs_backend_get_job_count () == 0) {
 			return TRUE;
@@ -145,7 +145,7 @@
 	}
 
 	for (i = 0; i < MAX_THREAD_WAIT; i++) {
-		usleep (1);
+		usleep (100);
 		if (gnome_vfs_backend_get_job_count () == 0) {
 			return TRUE;
 		}
@@ -163,7 +163,7 @@
 	}
 
 	for (i = 0; i < MAX_THREAD_WAIT; i++) {
-		usleep (1);
+		usleep (100);
 		gtk_main_iteration_do (FALSE);
 		if (get_used_file_descriptor_count () == 0) {
 			return TRUE;