diff -r f8c27fe9fe63 -r 6e93e5485947 librazor/razor-internal.h
--- a/librazor/razor-internal.h	Fri Jun 12 16:59:11 2009 +0100
+++ b/librazor/razor-internal.h	Fri Jul 03 18:02:33 2009 +0100
@@ -61,6 +61,7 @@
 #define RAZOR_PROPERTIES		"properties"
 #define RAZOR_PACKAGE_POOL		"package_pool"
 #define RAZOR_PROPERTY_POOL		"property_pool"
+#define RAZOR_PREFIX_POOL		"prefix_pool"
 
 #define RAZOR_DETAILS_STRING_POOL	"details_string_pool"
 
@@ -84,6 +85,7 @@
 	uint32_t license;
 	struct list_head properties;
 	struct list_head files;
+	struct list_head install_prefixes;
 	struct razor_script preun;
 	struct razor_script postun;
 };
@@ -113,6 +115,7 @@
 	struct array package_pool;
  	struct array property_pool;
  	struct array file_pool;
+ 	struct array prefix_pool;
 	struct array file_string_pool;
 	struct array details_string_pool;
 
@@ -147,6 +150,7 @@
 	struct array properties;
 	struct array files;
 	struct array file_requires;
+	struct array install_prefixes;
 };
 
 struct razor_package_iterator {
@@ -220,4 +224,16 @@
 razor_qsort_with_data(void *base, size_t nelem, size_t size,
 		      razor_compare_with_data_func_t compare, void *data);
 
+struct environment {
+	int is_set;
+	struct array vars, string_pool;
+};
+
+void environment_init(struct environment *env);
+void environment_add_variable(struct environment *env,
+			      const char *variable, const char *value);
+void environment_set(struct environment *env);
+void environment_unset(struct environment *env);
+void environment_release(struct environment *env);
+
 #endif /* _RAZOR_INTERNAL_H_ */