add HWCAP consts

(backport <rust-lang#4734>)
(cherry picked from commit e5b7775)

Author: brad0

libc-test/build.rs

@@ -2237,6 +2237,9 @@ fn test_android(target: &str) {
             // FIXME(android): Requires >= 6.12 kernel headers.
             "SOF_TIMESTAMPING_OPT_RX_FILTER" => true,
 
+            // FIXME(android): Requires >= 6.9 kernel headers.
+            "AT_HWCAP3" | "AT_HWCAP4" => true,
+
             _ => false,
         }
     });
@@ -2833,6 +2836,9 @@ fn test_freebsd(target: &str) {
             // FIXME(deprecated): deprecated in 0.2, removed in main
             "TIOCMGDTRWAIT" | "TIOCMSDTRWAIT" => true,
 
+            // Added in FreeBSD 15
+            "AT_HWCAP3" | "AT_HWCAP4" if Some(15) > freebsd_ver => true,
+
             _ => false,
         }
     });
@@ -4737,6 +4743,9 @@ fn test_linux(target: &str) {
             // FIXME(linux): Value changed in 6.14
             "SECURE_ALL_BITS" | "SECURE_ALL_LOCKS" => true,
 
+            // FIXME(linux): Requires >= 6.9 kernel headers.
+            "AT_HWCAP3" | "AT_HWCAP4" => true,
+
             _ => false,
         }
     });

libc-test/semver/android.txt

@@ -150,6 +150,8 @@ AT_FLAGS
 AT_GID
 AT_HWCAP
 AT_HWCAP2
+AT_HWCAP3
+AT_HWCAP4
 AT_IGNORE
 AT_MINSIGSTKSZ
 AT_NOTELF

libc-test/semver/freebsd.txt

@@ -96,6 +96,8 @@ AT_FLAGS
 AT_GID
 AT_HWCAP
 AT_HWCAP2
+AT_HWCAP3
+AT_HWCAP4
 AT_NCPUS
 AT_NOTELF
 AT_NULL

libc-test/semver/linux.txt

@@ -168,6 +168,8 @@ AT_FLAGS
 AT_GID
 AT_HWCAP
 AT_HWCAP2
+AT_HWCAP3
+AT_HWCAP4
 AT_IGNORE
 AT_MINSIGSTKSZ
 AT_NOTELF

src/unix/bsd/freebsdlike/freebsd/mod.rs

@@ -3807,6 +3807,8 @@ pub const AT_HWCAP: c_int = 25;
 pub const AT_HWCAP2: c_int = 26;
 pub const AT_USRSTACKBASE: c_int = 35;
 pub const AT_USRSTACKLIM: c_int = 36;
+pub const AT_HWCAP3: c_int = 38;
+pub const AT_HWCAP4: c_int = 39;
 
 pub const TABDLY: crate::tcflag_t = 0x00000004;
 pub const TAB0: crate::tcflag_t = 0x00000000;

src/unix/linux_like/android/mod.rs

@@ -3508,6 +3508,8 @@ pub const AT_RANDOM: c_ulong = 25;
 pub const AT_HWCAP2: c_ulong = 26;
 pub const AT_RSEQ_FEATURE_SIZE: c_ulong = 27;
 pub const AT_RSEQ_ALIGN: c_ulong = 28;
+pub const AT_HWCAP3: c_ulong = 29;
+pub const AT_HWCAP4: c_ulong = 30;
 pub const AT_EXECFN: c_ulong = 31;
 pub const AT_MINSIGSTKSZ: c_ulong = 51;
 

src/unix/linux_like/linux/mod.rs

@@ -2544,6 +2544,8 @@ pub const AT_BASE_PLATFORM: c_ulong = 24;
 pub const AT_RANDOM: c_ulong = 25;
 pub const AT_HWCAP2: c_ulong = 26;
 
+pub const AT_HWCAP3: c_ulong = 29;
+pub const AT_HWCAP4: c_ulong = 30;
 pub const AT_EXECFN: c_ulong = 31;
 
 // defined in arch/<arch>/include/uapi/asm/auxvec.h but has the same value