trying to build the php4 apache module, fails with an unresolved external sapi_module.. after investigation it became clear that there's been a variable rename that wasn't done at 2 places... see the attached patch for the fix.

diff -u -r php4-200007302345/sapi/apache/mod_php4.c php4-200007302345.new/sapi/apache/mod_php4.c
--- php4-200007302345/sapi/apache/mod_php4.c	Wed Jul 26 20:45:24 2000
+++ php4-200007302345.new/sapi/apache/mod_php4.c	Mon Jul 31 11:18:56 2000
@@ -661,7 +661,7 @@
 static void apache_php_module_shutdown_wrapper(void)
 {
 	apache_php_initialized = 0;
-	sapi_module.shutdown(&sapi_module_conf);
+	sapi_module_conf.shutdown(&sapi_module_conf);
 
 #if MODULE_MAGIC_NUMBER >= 19970728
 	/* This function is only called on server exit if the apache API
@@ -679,7 +679,7 @@
 static void php_child_exit_handler(server_rec *s, pool *p)
 {
 /*	apache_php_initialized = 0; */
-	sapi_module.shutdown(&sapi_module_conf);
+	sapi_module_conf.shutdown(&sapi_module_conf);
 
 #ifdef ZTS
 	tsrm_shutdown();