isMutexInit      12807 ext/sqlite3/libsqlite/sqlite3.c   int isMutexInit;                  /* True after mutexes are initialized */
isMutexInit      128165 ext/sqlite3/libsqlite/sqlite3.c   sqlite3GlobalConfig.isMutexInit = 1;
isMutexInit      128318 ext/sqlite3/libsqlite/sqlite3.c   if( sqlite3GlobalConfig.isMutexInit ){
isMutexInit      128320 ext/sqlite3/libsqlite/sqlite3.c     sqlite3GlobalConfig.isMutexInit = 0;