diff --git a/c_src/wiredtiger-build.patch b/c_src/wiredtiger-build.patch
index cb619ff..22628e6 100644
--- a/c_src/wiredtiger-build.patch
+++ b/c_src/wiredtiger-build.patch
@@ -3,21 +3,21 @@ index 6d78823..2122cf8 100644
 --- a/ext/compressors/snappy/Makefile.am
 +++ b/ext/compressors/snappy/Makefile.am
 @@ -2,5 +2,6 @@ AM_CPPFLAGS = -I$(top_builddir) -I$(top_srcdir)/src/include
- 
+
  lib_LTLIBRARIES = libwiredtiger_snappy.la
  libwiredtiger_snappy_la_SOURCES = snappy_compress.c
 -libwiredtiger_snappy_la_LDFLAGS = -avoid-version -module
-+libwiredtiger_snappy_la_CFLAGS = -I$(src_builddir)/../../system/include
-+libwiredtiger_snappy_la_LDFLAGS = -avoid-version -module -L$(src_builddir)/../../system/lib -Wl,-rpath,lib/wterl-0.9.0/priv:lib/wterl/priv:priv
++libwiredtiger_snappy_la_CFLAGS = -I$(abs_top_builddir)/../../system/include
++libwiredtiger_snappy_la_LDFLAGS = -avoid-version -module -L$(abs_top_builddir)/../../system/lib -Wl,-rpath,lib/wterl-0.9.0/priv:lib/wterl/priv:priv
  libwiredtiger_snappy_la_LIBADD = -lsnappy
 diff --git a/src/support/cksum.c b/src/support/cksum.c
 index 7e9befe..b924db7 100644
 --- a/src/support/cksum.c
 +++ b/src/support/cksum.c
 @@ -27,6 +27,13 @@
- 
+
  #include "wt_internal.h"
- 
+
 +#if defined(__amd64) || defined(__x86_64)
 +#define USE_HARDWARE_CRC32 1
 +#else
@@ -33,7 +33,7 @@ index 7e9befe..b924db7 100644
  #endif
  };
 +#endif /* USE_HARDWARE_CRC32 */
- 
+
  /*
   * __wt_cksum --
 @@ -1106,15 +1114,29 @@ __wt_cksum(const void *chunk, size_t len)
@@ -55,7 +55,7 @@ index 7e9befe..b924db7 100644
  #endif
 +#endif
 +	}
- 
+
  	/* Checksum in 8B chunks. */
  	for (nqwords = len / sizeof(uint64_t); nqwords; nqwords--) {
 +#ifdef USE_HARDWARE_CRC32
@@ -73,7 +73,7 @@ index 7e9befe..b924db7 100644
  #endif
 +#endif
  	}
- 
+
  	/* Checksum trailing bytes one byte at a time. */
 +	for (len &= 0x7; len > 0; ++p, len--) {
 +#ifdef USE_HARDWARE_CRC32
@@ -90,7 +90,7 @@ index 7e9befe..b924db7 100644
 +#endif
 +#endif
 +	}
- 
+
 +#ifdef WORDS_BIGENDIAN
  	/* Do final byte swap to produce a result identical to little endian */
  	crc =