Index: vim/syntax/objc.vim
==================================================================
--- vim/syntax/objc.vim
+++ vim/syntax/objc.vim
@@ -39,11 +39,11 @@
 syn keyword objcTypeModifier	OF_DESIGNATED_INITIALIZER OF_METHOD_FAMILY
 syn keyword objcTypeModifier	OF_REQUIRES_SUPER OF_ALIGNOF OF_ALIGNAS
 syn keyword objcTypeModifier	OF_SENTINEL OF_SUBCLASSING_RESTRICTED
 syn keyword objcTypeModifier	OF_DIRECT OF_DIRECT_MEMBERS
 syn keyword objcTypeModifier	_Nonnull _Nullable _Null_unspecified __kindof
-syn keyword objcConstant	nil Nil OF_NOT_FOUND
+syn keyword objcConstant	nil Nil OFNotFound
 
 " Match the ObjC #import directive (like C's #include)
 syn region objcImported display contained start=+"+  skip=+\\\\\|\\"+  end=+"+
 syn match  objcImported display contained "<[-_0-9a-zA-Z.\/]*>"
 syn match  objcImport display "^\s*\(%:\|#\)\s*import\>\s*["<]" contains=objcImported
@@ -130,13 +130,13 @@
 syn keyword objcType __unsafe_unretained __bridge __bridge_retained __bridge_transfer __autoreleasing __strong __weak
 syn keyword objcType OFUnichar OFChar16 OFChar32 OFComparisonResult
 syn keyword objcType OFComparator OFByteOrder OFRange OFPoint OFRect OFSize
 syn keyword objcType OFPlainMutex OFPlainRecursiveMutex
 syn keyword objcType OFStringEncoding OFTimeInterval
-syn keyword objcType OFResolverResult OFFileOffset OFPlainCondition
-syn keyword objcType OFSocketHandle OFSpinlock OFTLSKey OFPlainThread
-syn keyword objcType OFOptionsParserOption OFHTTPRequestMethod
+syn keyword objcType OFResolverResult OFStreamOffset OFSeekWhence
+syn keyword objcType OFPlainCondition OFSocketHandle OFSpinlock OFTLSKey
+syn keyword objcType OFPlainThread OFOptionsParserOption OFHTTPRequestMethod
 syn keyword objcType OFHTTPRequestProtocolVersion OFSocketAddress
 syn keyword objcType OFFileAttributeKey OFFileType OFFileAttributes
 syn keyword objcType OFMutableFileAttributes OFNotificationName
 syn keyword objcConstant YES NO TRUE FALSE