libxlsxwriter/third_party/minizip/ioapi.c in fast_excel-0.2.6 vs libxlsxwriter/third_party/minizip/ioapi.c in fast_excel-0.3.0

@@ -94,10 +94,11 @@
 
 static voidpf ZCALLBACK fopen_file_func (voidpf opaque, const char* filename, int mode)
 {
     FILE* file = NULL;
     const char* mode_fopen = NULL;
+    (void) opaque;
     if ((mode & ZLIB_FILEFUNC_MODE_READWRITEFILTER)==ZLIB_FILEFUNC_MODE_READ)
         mode_fopen = "rb";
     else
     if (mode & ZLIB_FILEFUNC_MODE_EXISTING)
         mode_fopen = "r+b";
@@ -112,10 +113,11 @@
 
 static voidpf ZCALLBACK fopen64_file_func (voidpf opaque, const void* filename, int mode)
 {
     FILE* file = NULL;
     const char* mode_fopen = NULL;
+    (void) opaque;
     if ((mode & ZLIB_FILEFUNC_MODE_READWRITEFILTER)==ZLIB_FILEFUNC_MODE_READ)
         mode_fopen = "rb";
     else
     if (mode & ZLIB_FILEFUNC_MODE_EXISTING)
         mode_fopen = "r+b";
@@ -130,40 +132,45 @@
 
 
 static uLong ZCALLBACK fread_file_func (voidpf opaque, voidpf stream, void* buf, uLong size)
 {
     uLong ret;
+    (void) opaque;
     ret = (uLong)fread(buf, 1, (size_t)size, (FILE *)stream);
     return ret;
 }
 
 static uLong ZCALLBACK fwrite_file_func (voidpf opaque, voidpf stream, const void* buf, uLong size)
 {
     uLong ret;
+    (void) opaque;
     ret = (uLong)fwrite(buf, 1, (size_t)size, (FILE *)stream);
     return ret;
 }
 
 static long ZCALLBACK ftell_file_func (voidpf opaque, voidpf stream)
 {
     long ret;
+    (void) opaque;
     ret = ftell((FILE *)stream);
     return ret;
 }
 
 
 static ZPOS64_T ZCALLBACK ftell64_file_func (voidpf opaque, voidpf stream)
 {
     ZPOS64_T ret;
+    (void) opaque;
     ret = FTELLO_FUNC((FILE *)stream);
     return ret;
 }
 
 static long ZCALLBACK fseek_file_func (voidpf  opaque, voidpf stream, uLong offset, int origin)
 {
     int fseek_origin=0;
     long ret;
+    (void) opaque;
     switch (origin)
     {
     case ZLIB_FILEFUNC_SEEK_CUR :
         fseek_origin = SEEK_CUR;
         break;
@@ -183,10 +190,11 @@
 
 static long ZCALLBACK fseek64_file_func (voidpf  opaque, voidpf stream, ZPOS64_T offset, int origin)
 {
     int fseek_origin=0;
     long ret;
+    (void) opaque;
     switch (origin)
     {
     case ZLIB_FILEFUNC_SEEK_CUR :
         fseek_origin = SEEK_CUR;
         break;
@@ -208,16 +216,18 @@
 
 
 static int ZCALLBACK fclose_file_func (voidpf opaque, voidpf stream)
 {
     int ret;
+    (void) opaque;
     ret = fclose((FILE *)stream);
     return ret;
 }
 
 static int ZCALLBACK ferror_file_func (voidpf opaque, voidpf stream)
 {
     int ret;
+    (void) opaque;
     ret = ferror((FILE *)stream);
     return ret;
 }
 
 void fill_fopen_filefunc (pzlib_filefunc_def)