@@ -0,0 +1,151 @@
+--- speech_tools/include/EST_Chunk.h
++++ speech_tools/include/EST_Chunk.h
+@@ -130,15 +130,15 @@
+ public:
+ friend class EST_ChunkPtr;
+
+- friend EST_ChunkPtr chunk_allocate(int bytes);
+- friend EST_ChunkPtr chunk_allocate(int bytes, const char *initial, int initial_len);
+- friend EST_ChunkPtr chunk_allocate(int bytes, const EST_ChunkPtr &initial, int initial_start, int initial_len);
++ friend class EST_ChunkPtr chunk_allocate(int bytes);
++ friend class EST_ChunkPtr chunk_allocate(int bytes, const char *initial, int initial_len);
++ friend class EST_ChunkPtr chunk_allocate(int bytes, const class EST_ChunkPtr &initial, int initial_start, int initial_len);
+
+- friend void make_updatable(EST_ChunkPtr &shared, EST_chunk_size inuse);
+- friend void make_updatable(EST_ChunkPtr &shared);
++ friend void make_updatable(class EST_ChunkPtr &shared, EST_chunk_size inuse);
++ friend void make_updatable(class EST_ChunkPtr &shared);
+
+- friend void grow_chunk(EST_ChunkPtr &shared, EST_chunk_size inuse, EST_chunk_size newsize);
+- friend void grow_chunk(EST_ChunkPtr &shared, EST_chunk_size newsize);
++ friend void grow_chunk(class EST_ChunkPtr &shared, EST_chunk_size inuse, EST_chunk_size newsize);
++ friend void grow_chunk(class EST_ChunkPtr &shared, EST_chunk_size newsize);
+
+ friend ostream &operator << (ostream &s, const EST_Chunk &chp);
+ friend void tester(void);
+--- speech_tools/include/EST_simplestats.h
++++ speech_tools/include/EST_simplestats.h
+@@ -265,17 +265,17 @@
+ ///
+ double frequency(const int i) const;
+ /// Used for iterating through members of the distribution
+- int item_start() const;
++ size_t item_start() const;
+ /// Used for iterating through members of the distribution
+- int item_next(int idx) const;
++ size_t item_next(size_t idx) const;
+ /// Used for iterating through members of the distribution
+- int item_end(int idx) const;
++ size_t item_end(size_t idx) const;
+ /// During iteration returns name given index
+- const EST_String &item_name(int idx) const;
++ const EST_String &item_name(size_t idx) const;
+ /// During iteration returns name and frequency given index
+- void item_freq(int idx,EST_String &s,double &freq) const;
++ void item_freq(size_t idx,EST_String &s,double &freq) const;
+ /// During iteration returns name and probability given index
+- void item_prob(int idx,EST_String &s,double &prob) const;
++ void item_prob(size_t idx,EST_String &s,double &prob) const;
+
+ /// Returns discrete vocabulary of distribution
+ inline const EST_Discrete *const get_discrete() const { return discrete; };
+--- speech_tools/ling_class/item_feats.cc
++++ speech_tools/ling_class/item_feats.cc
+@@ -78,7 +78,7 @@
+ EST_String name = EST_FeatureFunctionContext::global->get_featfunc_name(func, found);
+
+ if (!found)
+- EST_error("featfunc 0x%x has no name", (int)func);
++ EST_error("featfunc 0x%x has no name", func);
+
+ return name;
+ }
+--- speech_tools/siod/siod_est.cc
++++ speech_tools/siod/siod_est.cc
+@@ -52,7 +52,7 @@
+ #include "EST_Track.h"
+ #include "EST_track_aux.h"
+
+-Declare_TStringHash_Base(LISP,NIL,NIL)
++Declare_TStringHash_Base(LISP,(LISP)0,NIL)
+
+ #if defined(INSTANTIATE_TEMPLATES)
+ #include "../base_class/EST_THash.cc"
+--- speech_tools/siod/slib_math.cc
++++ speech_tools/siod/slib_math.cc
+@@ -157,7 +157,7 @@
+ init_subr_1("number?",numberp,
+ "(number? DATA)\n\
+ Returns t if DATA is a number, nil otherwise.");
+- init_lsubr("+",plus,
++ init_lsubr("+",::plus,
+ "(+ NUM1 NUM2 ...)\n\
+ Returns the sum of NUM1 and NUM2 ... An error is given is any argument\n\
+ is not a number.");
+--- speech_tools/stats/EST_DProbDist.cc
++++ speech_tools/stats/EST_DProbDist.cc
+@@ -305,15 +305,15 @@
+ }
+
+ // For iterating through members of a probability distribution
+-int EST_DiscreteProbDistribution::item_start(void) const
++size_t EST_DiscreteProbDistribution::item_start(void) const
+ {
+ if (type == tprob_discrete)
+ return 0;
+ else
+- return (int)scounts.list.head();
++ return (size_t)scounts.list.head();
+ }
+
+-int EST_DiscreteProbDistribution::item_end(int idx) const
++size_t EST_DiscreteProbDistribution::item_end(size_t idx) const
+ {
+ if (type == tprob_discrete)
+ return (idx >= icounts.length());
+@@ -321,15 +321,15 @@
+ return ((EST_Litem *)idx == 0);
+ }
+
+-int EST_DiscreteProbDistribution::item_next(int idx) const
++size_t EST_DiscreteProbDistribution::item_next(size_t idx) const
+ {
+ if (type == tprob_discrete)
+ return ++idx;
+ else
+- return (int)next((EST_Litem *)idx);
++ return (size_t)next((EST_Litem *)idx);
+ }
+
+-const EST_String &EST_DiscreteProbDistribution::item_name(int idx) const
++const EST_String &EST_DiscreteProbDistribution::item_name(size_t idx) const
+ {
+ if (type == tprob_discrete)
+ return discrete->name(idx);
+@@ -337,7 +337,7 @@
+ return scounts.list((EST_Litem *)idx).k;
+ }
+
+-void EST_DiscreteProbDistribution::item_freq(int idx,EST_String &s,double &freq) const
++void EST_DiscreteProbDistribution::item_freq(size_t idx,EST_String &s,double &freq) const
+ {
+ if (type == tprob_discrete)
+ {
+@@ -351,7 +351,7 @@
+ }
+ }
+
+-void EST_DiscreteProbDistribution::item_prob(int idx,EST_String &s,double &prob) const
++void EST_DiscreteProbDistribution::item_prob(size_t idx,EST_String &s,double &prob) const
+ {
+ if (type == tprob_discrete)
+ {
+@@ -368,7 +368,7 @@
+ ostream & operator<<(ostream &s, const EST_DiscreteProbDistribution &pd)
+ {
+ // Output best with probabilities
+- int i;
++ size_t i;
+ double prob;
+ double sum=0;
+ EST_String name;
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