[sql] Import reference version of SQLite 3.7.6.3.

third_party/sqlite/sqlite-src-3070603/tool/mkkeywordhash.c

 /*
 ** Compile and run this standalone program in order to generate code that
 ** implements a function that will translate alphabetic identifiers into
 ** parser token codes.
 */
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
 #include <assert.h>
 
@@ skipping 582 matching lines @@
   printf("  }\n");
   printf("  return TK_ID;\n");
   printf("}\n");
   printf("int sqlite3KeywordCode(const unsigned char *z, int n){\n");
   printf("  return keywordCode((char*)z, n);\n");
   printf("}\n");
   printf("#define SQLITE_N_KEYWORD %d\n", nKeyword);
 
   return 0;
 }