diff --git a/lib/libtsan/sanitizer_common/sanitizer_platform_limits_freebsd.cpp b/lib/libtsan/sanitizer_common/sanitizer_platform_limits_freebsd.cpp
index 4940062eeae4..dd8d40eac0e4 100644
--- a/lib/libtsan/sanitizer_common/sanitizer_platform_limits_freebsd.cpp
+++ b/lib/libtsan/sanitizer_common/sanitizer_platform_limits_freebsd.cpp
@@ -70,14 +70,8 @@
 #include <semaphore.h>
 #include <signal.h>
 #include <stddef.h>
-#include <md5.h>
-#include <sha224.h>
-#include <sha256.h>
-#include <sha384.h>
-#include <sha512.h>
 #include <stdio.h>
 #include <stringlist.h>
-#include <term.h>
 #include <termios.h>
 #include <time.h>
 #include <ttyent.h>
@@ -378,22 +372,6 @@ const int si_SEGV_MAPERR = SEGV_MAPERR;
 const int si_SEGV_ACCERR = SEGV_ACCERR;
 const int unvis_valid = UNVIS_VALID;
 const int unvis_validpush = UNVIS_VALIDPUSH;
-
-const unsigned MD5_CTX_sz = sizeof(MD5_CTX);
-const unsigned MD5_return_length = MD5_DIGEST_STRING_LENGTH;
-
-#define SHA2_CONST(LEN)                                                      \
-  const unsigned SHA##LEN##_CTX_sz = sizeof(SHA##LEN##_CTX);                 \
-  const unsigned SHA##LEN##_return_length = SHA##LEN##_DIGEST_STRING_LENGTH; \
-  const unsigned SHA##LEN##_block_length = SHA##LEN##_BLOCK_LENGTH;          \
-  const unsigned SHA##LEN##_digest_length = SHA##LEN##_DIGEST_LENGTH
-
-SHA2_CONST(224);
-SHA2_CONST(256);
-SHA2_CONST(384);
-SHA2_CONST(512);
-
-#undef SHA2_CONST
 }  // namespace __sanitizer
 
 using namespace __sanitizer;
diff --git a/lib/libtsan/sanitizer_common/sanitizer_platform_limits_freebsd.h b/lib/libtsan/sanitizer_common/sanitizer_platform_limits_freebsd.h
index 8ce73f206fd8..cc6558f72419 100644
--- a/lib/libtsan/sanitizer_common/sanitizer_platform_limits_freebsd.h
+++ b/lib/libtsan/sanitizer_common/sanitizer_platform_limits_freebsd.h
@@ -708,22 +708,6 @@ extern unsigned IOCTL_KDSKBMODE;
 extern const int si_SEGV_MAPERR;
 extern const int si_SEGV_ACCERR;
 
-extern const unsigned MD5_CTX_sz;
-extern const unsigned MD5_return_length;
-
-#define SHA2_EXTERN(LEN)                          \
-  extern const unsigned SHA##LEN##_CTX_sz;        \
-  extern const unsigned SHA##LEN##_return_length; \
-  extern const unsigned SHA##LEN##_block_length;  \
-  extern const unsigned SHA##LEN##_digest_length
-
-SHA2_EXTERN(224);
-SHA2_EXTERN(256);
-SHA2_EXTERN(384);
-SHA2_EXTERN(512);
-
-#undef SHA2_EXTERN
-
 struct __sanitizer_cap_rights {
   u64 cr_rights[2];
 };
diff --git a/src/Compilation.zig b/src/Compilation.zig
index 9e7e2dd89ca5..9e0872c54282 100644
--- a/src/Compilation.zig
+++ b/src/Compilation.zig
@@ -6921,7 +6921,7 @@ pub fn addCCArgs(
                         // We don't currently respect the minor and patch components. This wouldn't be particularly
                         // helpful because our abilists file only tracks major FreeBSD releases, so the link-time stub
                         // symbols would be inconsistent with header declarations.
-                        min_ver.major * 100_000,
+                        min_ver.major * 100_000 + 500,
                     }));
                 } else if (target.isNetBSDLibC()) {
                     const min_ver = target.os.version_range.semver.min;
diff --git a/src/libs/freebsd.zig b/src/libs/freebsd.zig
index 29a0c3097886..37d6736acb8e 100644
--- a/src/libs/freebsd.zig
+++ b/src/libs/freebsd.zig
@@ -81,7 +81,6 @@ pub fn buildCrtFile(comp: *Compilation, crt_file: CrtFile, prog_node: std.Progre
                 "-O2",
                 "-fno-common",
                 "-std=gnu99",
-                "-DPIC",
                 "-w", // Disable all warnings.
             });
 
@@ -93,11 +92,12 @@ pub fn buildCrtFile(comp: *Compilation, crt_file: CrtFile, prog_node: std.Progre
             try acflags.appendSlice(&.{
                 "-DLOCORE",
                 // See `Compilation.addCCArgs`.
-                try std.fmt.allocPrint(arena, "-D__FreeBSD_version={d}", .{target.os.version_range.semver.min.major * 100_000}),
+                try std.fmt.allocPrint(arena, "-D__FreeBSD_version={d}", .{target.os.version_range.semver.min.major * 100_000 + 500}),
             });
 
             inline for (.{ &cflags, &acflags }) |flags| {
                 try flags.appendSlice(&.{
+                    "-DPIC",
                     "-DSTRIP_FBSDID",
                     "-I",
                     try includePath(comp, arena, try std.fmt.allocPrint(arena, "{s}-{s}-{s}", .{