1d76bf881d3e18580739e44698a0d1a499c2f9f1
hiram
  Fri Oct 2 10:31:39 2015 -0700
fixup gcc warnings for -Wunused-but-set-variable refs #16121

diff --git src/lib/nt4.c src/lib/nt4.c
index f291066..8e4cacd 100644
--- src/lib/nt4.c
+++ src/lib/nt4.c
@@ -20,35 +20,33 @@
 /* Create a new nt4Seq struct with memory for bases. */
 {
 size_t memSize = bits32PaddedSize(baseCount);
 struct nt4Seq *seq = needMem(sizeof(*seq));
 seq->baseCount = baseCount;
 seq->bases = needLargeMem(memSize);
 seq->name = cloneString(name);
 return seq;
 }
 
 
 struct nt4Seq *newNt4(DNA *dna, int size, char *name)
 /* Create a new DNA seq with 2 bits per base pair. */
 {
 bits32 *packed;
-DNA *unpacked;
 char last[16];
 struct nt4Seq *seq = allocNt4(size, name);
 packed = seq->bases;
-unpacked = dna;
 while (size > 16)
     {
     *packed++ = packDna16(dna);
     dna += 16;
     size -= 16;
     }
 if (size > 0)
     {
     memcpy(last, dna, size);
     *packed++ = packDna16(dna);
     }
 return seq;
 }
 
 void freeNt4(struct nt4Seq **pSeq)