Index: uspace/lib/http/src/headers.c
===================================================================
--- uspace/lib/http/src/headers.c	(revision 10de84286f36c6e4f3f92d59c073639668ffe9a1)
+++ uspace/lib/http/src/headers.c	(revision 50f19b7ee8e94570b5c63896736c4eb49cfa18db)
@@ -94,5 +94,5 @@
 }
 
-int http_header_receive_name(receive_buffer_t *rb,
+errno_t http_header_receive_name(receive_buffer_t *rb,
     receive_buffer_mark_t *name_end)
 {
@@ -102,5 +102,5 @@
 			recv_mark_update(rb, name_end);
 		
-		int rc = recv_char(rb, &c, true);
+		errno_t rc = recv_char(rb, &c, true);
 		if (rc != EOK)
 			return rc;
@@ -113,8 +113,8 @@
 }
 
-int http_header_receive_value(receive_buffer_t *rb,
+errno_t http_header_receive_value(receive_buffer_t *rb,
     receive_buffer_mark_t *value_start, receive_buffer_mark_t *value_end)
 {
-	int rc = EOK;
+	errno_t rc = EOK;
 	char c = 0;
 	
@@ -167,5 +167,5 @@
 }
 
-int http_header_receive(receive_buffer_t *rb, http_header_t *header,
+errno_t http_header_receive(receive_buffer_t *rb, http_header_t *header,
     size_t size_limit, size_t *out_bytes_used)
 {
@@ -176,5 +176,5 @@
 	recv_mark(rb, &mark_end);
 	
-	int rc = http_header_receive_name(rb, &mark_end);
+	errno_t rc = http_header_receive_name(rb, &mark_end);
 	if (rc != EOK)
 		goto end;
@@ -259,5 +259,5 @@
 }
 
-int http_headers_find_single(http_headers_t *headers, const char *name,
+errno_t http_headers_find_single(http_headers_t *headers, const char *name,
     http_header_t **out_header)
 {
@@ -282,5 +282,5 @@
 }
 
-int http_headers_append(http_headers_t *headers, const char *name,
+errno_t http_headers_append(http_headers_t *headers, const char *name,
     const char *value)
 {
@@ -293,9 +293,9 @@
 }
 
-int http_headers_set(http_headers_t *headers, const char *name,
+errno_t http_headers_set(http_headers_t *headers, const char *name,
     const char *value)
 {
 	http_header_t *header = NULL;
-	int rc = http_headers_find_single(headers, name, &header);
+	errno_t rc = http_headers_find_single(headers, name, &header);
 	if (rc != EOK && rc != HTTP_EMISSING_HEADER)
 		return rc;
@@ -313,8 +313,8 @@
 }
 
-int http_headers_get(http_headers_t *headers, const char *name, char **value)
+errno_t http_headers_get(http_headers_t *headers, const char *name, char **value)
 {
 	http_header_t *header = NULL;
-	int rc = http_headers_find_single(headers, name, &header);
+	errno_t rc = http_headers_find_single(headers, name, &header);
 	if (rc != EOK)
 		return rc;
@@ -324,8 +324,8 @@
 }
 
-int http_headers_receive(receive_buffer_t *rb, http_headers_t *headers,
+errno_t http_headers_receive(receive_buffer_t *rb, http_headers_t *headers,
     size_t limit_alloc, unsigned limit_count)
 {
-	int rc = EOK;
+	errno_t rc = EOK;
 	unsigned added = 0;