--- misc/boost_1_44_0/boost/boost/crc.hpp
+++ misc/build/boost_1_44_0/boost/boost/crc.hpp
@@ -755,15 +755,15 @@ void
 crc_basic<Bits>::process_bits
 (
     unsigned char  bits,
-    std::size_t    bit_count
+    std::size_t    bit_count_
 )
 {
     // ignore the bits above the ones we want
-    bits <<= CHAR_BIT - bit_count;
+    bits <<= CHAR_BIT - bit_count_;
 
     // compute the CRC for each bit, starting with the upper ones
     unsigned char const  high_bit_mask = 1u << ( CHAR_BIT - 1u );
-    for ( std::size_t i = bit_count ; i > 0u ; --i, bits <<= 1u )
+    for ( std::size_t i = bit_count_ ; i > 0u ; --i, bits <<= 1u )
     {
         process_bit( static_cast<bool>(bits & high_bit_mask) );
     }