#ifndef JEMALLOC_INTERNAL_EXTENT_MMAP_EXTERNS_H #define JEMALLOC_INTERNAL_EXTENT_MMAP_EXTERNS_H extern bool opt_retain; void *extent_alloc_mmap(void *new_addr, size_t size, size_t alignment, bool *zero, bool *commit); bool extent_dalloc_mmap(void *addr, size_t size); #endif /* JEMALLOC_INTERNAL_EXTENT_MMAP_EXTERNS_H */