
---
 src/unix/linux_like/android/mod.rs | 283 +++++++++++++++++++------------------
 1 file changed, 149 insertions(+), 134 deletions(-)

diff --git b/src/unix/linux_like/android/mod.rs a/src/unix/linux_like/android/mod.rs
index 2c1c1e9b..8e5032aa 100644
--- b/src/unix/linux_like/android/mod.rs
+++ a/src/unix/linux_like/android/mod.rs
@@ -1182,140 +1182,155 @@ pub const _PC_SYNC_IO: ::c_int = 19;
 
 pub const FIONBIO: ::c_int = 0x5421;
 
-pub const _SC_ARG_MAX: ::c_int = 0;
-pub const _SC_BC_BASE_MAX: ::c_int = 1;
-pub const _SC_BC_DIM_MAX: ::c_int = 2;
-pub const _SC_BC_SCALE_MAX: ::c_int = 3;
-pub const _SC_BC_STRING_MAX: ::c_int = 4;
-pub const _SC_CHILD_MAX: ::c_int = 5;
-pub const _SC_CLK_TCK: ::c_int = 6;
-pub const _SC_COLL_WEIGHTS_MAX: ::c_int = 7;
-pub const _SC_EXPR_NEST_MAX: ::c_int = 8;
-pub const _SC_LINE_MAX: ::c_int = 9;
-pub const _SC_NGROUPS_MAX: ::c_int = 10;
-pub const _SC_OPEN_MAX: ::c_int = 11;
-pub const _SC_PASS_MAX: ::c_int = 12;
-pub const _SC_2_C_BIND: ::c_int = 13;
-pub const _SC_2_C_DEV: ::c_int = 14;
-pub const _SC_2_C_VERSION: ::c_int = 15;
-pub const _SC_2_CHAR_TERM: ::c_int = 16;
-pub const _SC_2_FORT_DEV: ::c_int = 17;
-pub const _SC_2_FORT_RUN: ::c_int = 18;
-pub const _SC_2_LOCALEDEF: ::c_int = 19;
-pub const _SC_2_SW_DEV: ::c_int = 20;
-pub const _SC_2_UPE: ::c_int = 21;
-pub const _SC_2_VERSION: ::c_int = 22;
-pub const _SC_JOB_CONTROL: ::c_int = 23;
-pub const _SC_SAVED_IDS: ::c_int = 24;
-pub const _SC_VERSION: ::c_int = 25;
-pub const _SC_RE_DUP_MAX: ::c_int = 26;
-pub const _SC_STREAM_MAX: ::c_int = 27;
-pub const _SC_TZNAME_MAX: ::c_int = 28;
-pub const _SC_XOPEN_CRYPT: ::c_int = 29;
-pub const _SC_XOPEN_ENH_I18N: ::c_int = 30;
-pub const _SC_XOPEN_SHM: ::c_int = 31;
-pub const _SC_XOPEN_VERSION: ::c_int = 32;
-pub const _SC_XOPEN_XCU_VERSION: ::c_int = 33;
-pub const _SC_XOPEN_REALTIME: ::c_int = 34;
-pub const _SC_XOPEN_REALTIME_THREADS: ::c_int = 35;
-pub const _SC_XOPEN_LEGACY: ::c_int = 36;
-pub const _SC_ATEXIT_MAX: ::c_int = 37;
-pub const _SC_IOV_MAX: ::c_int = 38;
-pub const _SC_PAGESIZE: ::c_int = 39;
-pub const _SC_PAGE_SIZE: ::c_int = 40;
-pub const _SC_XOPEN_UNIX: ::c_int = 41;
-pub const _SC_XBS5_ILP32_OFF32: ::c_int = 42;
-pub const _SC_XBS5_ILP32_OFFBIG: ::c_int = 43;
-pub const _SC_XBS5_LP64_OFF64: ::c_int = 44;
-pub const _SC_XBS5_LPBIG_OFFBIG: ::c_int = 45;
-pub const _SC_AIO_LISTIO_MAX: ::c_int = 46;
-pub const _SC_AIO_MAX: ::c_int = 47;
-pub const _SC_AIO_PRIO_DELTA_MAX: ::c_int = 48;
-pub const _SC_DELAYTIMER_MAX: ::c_int = 49;
-pub const _SC_MQ_OPEN_MAX: ::c_int = 50;
-pub const _SC_MQ_PRIO_MAX: ::c_int = 51;
-pub const _SC_RTSIG_MAX: ::c_int = 52;
-pub const _SC_SEM_NSEMS_MAX: ::c_int = 53;
-pub const _SC_SEM_VALUE_MAX: ::c_int = 54;
-pub const _SC_SIGQUEUE_MAX: ::c_int = 55;
-pub const _SC_TIMER_MAX: ::c_int = 56;
-pub const _SC_ASYNCHRONOUS_IO: ::c_int = 57;
-pub const _SC_FSYNC: ::c_int = 58;
-pub const _SC_MAPPED_FILES: ::c_int = 59;
-pub const _SC_MEMLOCK: ::c_int = 60;
-pub const _SC_MEMLOCK_RANGE: ::c_int = 61;
-pub const _SC_MEMORY_PROTECTION: ::c_int = 62;
-pub const _SC_MESSAGE_PASSING: ::c_int = 63;
-pub const _SC_PRIORITIZED_IO: ::c_int = 64;
-pub const _SC_PRIORITY_SCHEDULING: ::c_int = 65;
-pub const _SC_REALTIME_SIGNALS: ::c_int = 66;
-pub const _SC_SEMAPHORES: ::c_int = 67;
-pub const _SC_SHARED_MEMORY_OBJECTS: ::c_int = 68;
-pub const _SC_SYNCHRONIZED_IO: ::c_int = 69;
-pub const _SC_TIMERS: ::c_int = 70;
-pub const _SC_GETGR_R_SIZE_MAX: ::c_int = 71;
-pub const _SC_GETPW_R_SIZE_MAX: ::c_int = 72;
-pub const _SC_LOGIN_NAME_MAX: ::c_int = 73;
-pub const _SC_THREAD_DESTRUCTOR_ITERATIONS: ::c_int = 74;
-pub const _SC_THREAD_KEYS_MAX: ::c_int = 75;
-pub const _SC_THREAD_STACK_MIN: ::c_int = 76;
-pub const _SC_THREAD_THREADS_MAX: ::c_int = 77;
-pub const _SC_TTY_NAME_MAX: ::c_int = 78;
-pub const _SC_THREADS: ::c_int = 79;
-pub const _SC_THREAD_ATTR_STACKADDR: ::c_int = 80;
-pub const _SC_THREAD_ATTR_STACKSIZE: ::c_int = 81;
-pub const _SC_THREAD_PRIORITY_SCHEDULING: ::c_int = 82;
-pub const _SC_THREAD_PRIO_INHERIT: ::c_int = 83;
-pub const _SC_THREAD_PRIO_PROTECT: ::c_int = 84;
-pub const _SC_THREAD_SAFE_FUNCTIONS: ::c_int = 85;
-pub const _SC_NPROCESSORS_CONF: ::c_int = 96;
-pub const _SC_NPROCESSORS_ONLN: ::c_int = 97;
-pub const _SC_PHYS_PAGES: ::c_int = 98;
-pub const _SC_AVPHYS_PAGES: ::c_int = 99;
-pub const _SC_MONOTONIC_CLOCK: ::c_int = 100;
-
-pub const _SC_2_PBS: ::c_int = 101;
-pub const _SC_2_PBS_ACCOUNTING: ::c_int = 102;
-pub const _SC_2_PBS_CHECKPOINT: ::c_int = 103;
-pub const _SC_2_PBS_LOCATE: ::c_int = 104;
-pub const _SC_2_PBS_MESSAGE: ::c_int = 105;
-pub const _SC_2_PBS_TRACK: ::c_int = 106;
-pub const _SC_ADVISORY_INFO: ::c_int = 107;
-pub const _SC_BARRIERS: ::c_int = 108;
-pub const _SC_CLOCK_SELECTION: ::c_int = 109;
-pub const _SC_CPUTIME: ::c_int = 110;
-pub const _SC_HOST_NAME_MAX: ::c_int = 111;
-pub const _SC_IPV6: ::c_int = 112;
-pub const _SC_RAW_SOCKETS: ::c_int = 113;
-pub const _SC_READER_WRITER_LOCKS: ::c_int = 114;
-pub const _SC_REGEXP: ::c_int = 115;
-pub const _SC_SHELL: ::c_int = 116;
-pub const _SC_SPAWN: ::c_int = 117;
-pub const _SC_SPIN_LOCKS: ::c_int = 118;
-pub const _SC_SPORADIC_SERVER: ::c_int = 119;
-pub const _SC_SS_REPL_MAX: ::c_int = 120;
-pub const _SC_SYMLOOP_MAX: ::c_int = 121;
-pub const _SC_THREAD_CPUTIME: ::c_int = 122;
-pub const _SC_THREAD_PROCESS_SHARED: ::c_int = 123;
-pub const _SC_THREAD_ROBUST_PRIO_INHERIT: ::c_int = 124;
-pub const _SC_THREAD_ROBUST_PRIO_PROTECT: ::c_int = 125;
-pub const _SC_THREAD_SPORADIC_SERVER: ::c_int = 126;
-pub const _SC_TIMEOUTS: ::c_int = 127;
-pub const _SC_TRACE: ::c_int = 128;
-pub const _SC_TRACE_EVENT_FILTER: ::c_int = 129;
-pub const _SC_TRACE_EVENT_NAME_MAX: ::c_int = 130;
-pub const _SC_TRACE_INHERIT: ::c_int = 131;
-pub const _SC_TRACE_LOG: ::c_int = 132;
-pub const _SC_TRACE_NAME_MAX: ::c_int = 133;
-pub const _SC_TRACE_SYS_MAX: ::c_int = 134;
-pub const _SC_TRACE_USER_EVENT_MAX: ::c_int = 135;
-pub const _SC_TYPED_MEMORY_OBJECTS: ::c_int = 136;
-pub const _SC_V7_ILP32_OFF32: ::c_int = 137;
-pub const _SC_V7_ILP32_OFFBIG: ::c_int = 138;
-pub const _SC_V7_LP64_OFF64: ::c_int = 139;
-pub const _SC_V7_LPBIG_OFFBIG: ::c_int = 140;
-pub const _SC_XOPEN_STREAMS: ::c_int = 141;
-pub const _SC_XOPEN_UUCP: ::c_int = 142;
+pub const _SC_ARG_MAX: ::c_int = 0x0000;
+pub const _SC_BC_BASE_MAX: ::c_int = 0x0001;
+pub const _SC_BC_DIM_MAX: ::c_int = 0x0002;
+pub const _SC_BC_SCALE_MAX: ::c_int = 0x0003;
+pub const _SC_BC_STRING_MAX: ::c_int = 0x0004;
+pub const _SC_CHILD_MAX: ::c_int = 0x0005;
+pub const _SC_CLK_TCK: ::c_int = 0x0006;
+pub const _SC_COLL_WEIGHTS_MAX: ::c_int = 0x0007;
+pub const _SC_EXPR_NEST_MAX: ::c_int = 0x0008;
+pub const _SC_LINE_MAX: ::c_int = 0x0009;
+pub const _SC_NGROUPS_MAX: ::c_int = 0x000a;
+pub const _SC_OPEN_MAX: ::c_int = 0x000b;
+pub const _SC_PASS_MAX: ::c_int = 0x000c;
+pub const _SC_2_C_BIND: ::c_int = 0x000d;
+pub const _SC_2_C_DEV: ::c_int = 0x000e;
+pub const _SC_2_C_VERSION: ::c_int = 0x000f;
+pub const _SC_2_CHAR_TERM: ::c_int = 0x0010;
+pub const _SC_2_FORT_DEV: ::c_int = 0x0011;
+pub const _SC_2_FORT_RUN: ::c_int = 0x0012;
+pub const _SC_2_LOCALEDEF: ::c_int = 0x0013;
+pub const _SC_2_SW_DEV: ::c_int = 0x0014;
+pub const _SC_2_UPE: ::c_int = 0x0015;
+pub const _SC_2_VERSION: ::c_int = 0x0016;
+pub const _SC_JOB_CONTROL: ::c_int = 0x0017;
+pub const _SC_SAVED_IDS: ::c_int = 0x0018;
+pub const _SC_VERSION: ::c_int = 0x0019;
+pub const _SC_RE_DUP_MAX: ::c_int = 0x001a;
+pub const _SC_STREAM_MAX: ::c_int = 0x001b;
+pub const _SC_TZNAME_MAX: ::c_int = 0x001c;
+pub const _SC_XOPEN_CRYPT: ::c_int = 0x001d;
+pub const _SC_XOPEN_ENH_I18N: ::c_int = 0x001e;
+pub const _SC_XOPEN_SHM: ::c_int = 0x001f;
+pub const _SC_XOPEN_VERSION: ::c_int = 0x0020;
+pub const _SC_XOPEN_XCU_VERSION: ::c_int = 0x0021;
+pub const _SC_XOPEN_REALTIME: ::c_int = 0x0022;
+pub const _SC_XOPEN_REALTIME_THREADS: ::c_int = 0x0023;
+pub const _SC_XOPEN_LEGACY: ::c_int = 0x0024;
+pub const _SC_ATEXIT_MAX: ::c_int = 0x0025;
+pub const _SC_IOV_MAX: ::c_int = 0x0026;
+pub const _SC_UIO_MAXIOV: ::c_int = _SC_IOV_MAX;
+pub const _SC_PAGESIZE: ::c_int = 0x0027;
+pub const _SC_PAGE_SIZE: ::c_int = 0x0028;
+pub const _SC_XOPEN_UNIX: ::c_int = 0x0029;
+pub const _SC_XBS5_ILP32_OFF32: ::c_int = 0x002a;
+pub const _SC_XBS5_ILP32_OFFBIG: ::c_int = 0x002b;
+pub const _SC_XBS5_LP64_OFF64: ::c_int = 0x002c;
+pub const _SC_XBS5_LPBIG_OFFBIG: ::c_int = 0x002d;
+pub const _SC_AIO_LISTIO_MAX: ::c_int = 0x002e;
+pub const _SC_AIO_MAX: ::c_int = 0x002f;
+pub const _SC_AIO_PRIO_DELTA_MAX: ::c_int = 0x0030;
+pub const _SC_DELAYTIMER_MAX: ::c_int = 0x0031;
+pub const _SC_MQ_OPEN_MAX: ::c_int = 0x0032;
+pub const _SC_MQ_PRIO_MAX: ::c_int = 0x0033;
+pub const _SC_RTSIG_MAX: ::c_int = 0x0034;
+pub const _SC_SEM_NSEMS_MAX: ::c_int = 0x0035;
+pub const _SC_SEM_VALUE_MAX: ::c_int = 0x0036;
+pub const _SC_SIGQUEUE_MAX: ::c_int = 0x0037;
+pub const _SC_TIMER_MAX: ::c_int = 0x0038;
+pub const _SC_ASYNCHRONOUS_IO: ::c_int = 0x0039;
+pub const _SC_FSYNC: ::c_int = 0x003a;
+pub const _SC_MAPPED_FILES: ::c_int = 0x003b;
+pub const _SC_MEMLOCK: ::c_int = 0x003c;
+pub const _SC_MEMLOCK_RANGE: ::c_int = 0x003d;
+pub const _SC_MEMORY_PROTECTION: ::c_int = 0x003e;
+pub const _SC_MESSAGE_PASSING: ::c_int = 0x003f;
+pub const _SC_PRIORITIZED_IO: ::c_int = 0x0040;
+pub const _SC_PRIORITY_SCHEDULING: ::c_int = 0x0041;
+pub const _SC_REALTIME_SIGNALS: ::c_int = 0x0042;
+pub const _SC_SEMAPHORES: ::c_int = 0x0043;
+pub const _SC_SHARED_MEMORY_OBJECTS: ::c_int = 0x0044;
+pub const _SC_SYNCHRONIZED_IO: ::c_int = 0x0045;
+pub const _SC_TIMERS: ::c_int = 0x0046;
+pub const _SC_GETGR_R_SIZE_MAX: ::c_int = 0x0047;
+pub const _SC_GETPW_R_SIZE_MAX: ::c_int = 0x0048;
+pub const _SC_LOGIN_NAME_MAX: ::c_int = 0x0049;
+pub const _SC_THREAD_DESTRUCTOR_ITERATIONS: ::c_int = 0x004a;
+pub const _SC_THREAD_KEYS_MAX: ::c_int = 0x004b;
+pub const _SC_THREAD_STACK_MIN: ::c_int = 0x004c;
+pub const _SC_THREAD_THREADS_MAX: ::c_int = 0x004d;
+pub const _SC_TTY_NAME_MAX: ::c_int = 0x004e;
+pub const _SC_THREADS: ::c_int = 0x004f;
+pub const _SC_THREAD_ATTR_STACKADDR: ::c_int = 0x0050;
+pub const _SC_THREAD_ATTR_STACKSIZE: ::c_int = 0x0051;
+pub const _SC_THREAD_PRIORITY_SCHEDULING: ::c_int = 0x0052;
+pub const _SC_THREAD_PRIO_INHERIT: ::c_int = 0x0053;
+pub const _SC_THREAD_PRIO_PROTECT: ::c_int = 0x0054;
+pub const _SC_THREAD_SAFE_FUNCTIONS: ::c_int = 0x0055;
+pub const _SC_NPROCESSORS_CONF: ::c_int = 0x0060;
+pub const _SC_NPROCESSORS_ONLN: ::c_int = 0x0061;
+pub const _SC_PHYS_PAGES: ::c_int = 0x0062;
+pub const _SC_AVPHYS_PAGES: ::c_int = 0x0063;
+pub const _SC_MONOTONIC_CLOCK: ::c_int = 0x0064;
+pub const _SC_2_PBS: ::c_int = 0x0065;
+pub const _SC_2_PBS_ACCOUNTING: ::c_int = 0x0066;
+pub const _SC_2_PBS_CHECKPOINT: ::c_int = 0x0067;
+pub const _SC_2_PBS_LOCATE: ::c_int = 0x0068;
+pub const _SC_2_PBS_MESSAGE: ::c_int = 0x0069;
+pub const _SC_2_PBS_TRACK: ::c_int = 0x006a;
+pub const _SC_ADVISORY_INFO: ::c_int = 0x006b;
+pub const _SC_BARRIERS: ::c_int = 0x006c;
+pub const _SC_CLOCK_SELECTION: ::c_int = 0x006d;
+pub const _SC_CPUTIME: ::c_int = 0x006e;
+pub const _SC_HOST_NAME_MAX: ::c_int = 0x006f;
+pub const _SC_IPV6: ::c_int = 0x0070;
+pub const _SC_RAW_SOCKETS: ::c_int = 0x0071;
+pub const _SC_READER_WRITER_LOCKS: ::c_int = 0x0072;
+pub const _SC_REGEXP: ::c_int = 0x0073;
+pub const _SC_SHELL: ::c_int = 0x0074;
+pub const _SC_SPAWN: ::c_int = 0x0075;
+pub const _SC_SPIN_LOCKS: ::c_int = 0x0076;
+pub const _SC_SPORADIC_SERVER: ::c_int = 0x0077;
+pub const _SC_SS_REPL_MAX: ::c_int = 0x0078;
+pub const _SC_SYMLOOP_MAX: ::c_int = 0x0079;
+pub const _SC_THREAD_CPUTIME: ::c_int = 0x007a;
+pub const _SC_THREAD_PROCESS_SHARED: ::c_int = 0x007b;
+pub const _SC_THREAD_ROBUST_PRIO_INHERIT: ::c_int = 0x007c;
+pub const _SC_THREAD_ROBUST_PRIO_PROTECT: ::c_int = 0x007d;
+pub const _SC_THREAD_SPORADIC_SERVER: ::c_int = 0x007e;
+pub const _SC_TIMEOUTS: ::c_int = 0x007f;
+pub const _SC_TRACE: ::c_int = 0x0080;
+pub const _SC_TRACE_EVENT_FILTER: ::c_int = 0x0081;
+pub const _SC_TRACE_EVENT_NAME_MAX: ::c_int = 0x0082;
+pub const _SC_TRACE_INHERIT: ::c_int = 0x0083;
+pub const _SC_TRACE_LOG: ::c_int = 0x0084;
+pub const _SC_TRACE_NAME_MAX: ::c_int = 0x0085;
+pub const _SC_TRACE_SYS_MAX: ::c_int = 0x0086;
+pub const _SC_TRACE_USER_EVENT_MAX: ::c_int = 0x0087;
+pub const _SC_TYPED_MEMORY_OBJECTS: ::c_int = 0x0088;
+pub const _SC_V7_ILP32_OFF32: ::c_int = 0x0089;
+pub const _SC_V7_ILP32_OFFBIG: ::c_int = 0x008a;
+pub const _SC_V7_LP64_OFF64: ::c_int = 0x008b;
+pub const _SC_V7_LPBIG_OFFBIG: ::c_int = 0x008c;
+pub const _SC_XOPEN_STREAMS: ::c_int = 0x008d;
+pub const _SC_XOPEN_UUCP: ::c_int = 0x008e;
+pub const _SC_LEVEL1_ICACHE_SIZE: ::c_int = 0x008f;
+pub const _SC_LEVEL1_ICACHE_ASSOC: ::c_int = 0x0090;
+pub const _SC_LEVEL1_ICACHE_LINESIZE: ::c_int = 0x0091;
+pub const _SC_LEVEL1_DCACHE_SIZE: ::c_int = 0x0092;
+pub const _SC_LEVEL1_DCACHE_ASSOC: ::c_int = 0x0093;
+pub const _SC_LEVEL1_DCACHE_LINESIZE: ::c_int = 0x0094;
+pub const _SC_LEVEL2_CACHE_SIZE: ::c_int = 0x0095;
+pub const _SC_LEVEL2_CACHE_ASSOC: ::c_int = 0x0096;
+pub const _SC_LEVEL2_CACHE_LINESIZE: ::c_int = 0x0097;
+pub const _SC_LEVEL3_CACHE_SIZE: ::c_int = 0x0098;
+pub const _SC_LEVEL3_CACHE_ASSOC: ::c_int = 0x0099;
+pub const _SC_LEVEL3_CACHE_LINESIZE: ::c_int = 0x009a;
+pub const _SC_LEVEL4_CACHE_SIZE: ::c_int = 0x009b;
+pub const _SC_LEVEL4_CACHE_ASSOC: ::c_int = 0x009c;
+pub const _SC_LEVEL4_CACHE_LINESIZE: ::c_int = 0x009d;
 
 pub const F_LOCK: ::c_int = 1;
 pub const F_TEST: ::c_int = 3;