Bump libc from 0.2.183 to 0.2.185

[dependabot]

Bumps libc from 0.2.183 to 0.2.185.

Release notes

Sourced from libc's releases.

0.2.185

Added

• EspIDF: Add espidf_picolibc cfg for picolibc O_* flag values (#5035)
• Hexagon: add missing constants and fix types for linux-musl (#5042)
• Redox: Add semaphore functions (#5051)
• Windows: Add sprintf, snprintf, and the scanf family (#5024)

Fixed

• Hexagon: Decouple time64 types from musl symbol redirects (#5040)
• Horizon: Change POLL constants from c_short to c_int (#5045)

0.2.184

MSRV

This release increases the MSRV of libc to 1.65. With this update, you can now always use the core::ffi::c_* types with libc definitions, since libc has been changed to reexport from core rather than redefining them. (This usually worked before but had edge cases.) (#4972)

Added

• BSD: Add IP_MINTTL to bsd (#5026)
• Cygwin: Add TIOCM_DSR (#5031)
• FreeBSD: Added xfile structe and file descriptor types (#5002)
• Linux: Add CAN netlink bindings (#5011)
• Linux: Add struct ethhdr (#4239)
• Linux: Add struct ifinfomsg (#5012)
• Linux: Define max_align_t for riscv64 (#5029)
• NetBSD: Add missing CLOCK_ constants (#5020)
• NuttX: Add _SC_HOST_NAME_MAX (#5004)
• VxWorks: Add flock and F_*LCK constants (#4043)
• WASI: Add all _SC_* sysconf constants (#5023)

Deprecated

The remaining fixed-width integer aliases, __uint128_t, __uint128, __int128_t, and __int128, have been deprecated. Use i128 and u128 instead. (#4343)

Fixed

• breaking Redox: Fix signal action constant types (#5009)
• EspIDF: Correct the value of DT_* constants (#5034)
• Redox: Fix locale values and add RTLD_NOLOAD, some TCP constants (#5025)
• Various: Use Padding::new(<zeroed>) rather than Padding::uninit() (#5036)

Changed

• potentially breaking Linux: Add new fields to struct ptrace_syscall_info (#4966)

... (truncated)

Changelog

Sourced from libc's changelog.

0.2.185 - 2026-04-13

Added

• EspIDF: Add espidf_picolibc cfg for picolibc O_* flag values (#5035)
• Hexagon: add missing constants and fix types for linux-musl (#5042)
• Redox: Add semaphore functions (#5051)
• Windows: Add sprintf, snprintf, and the scanf family (#5024)

Fixed

• Hexagon: Decouple time64 types from musl symbol redirects (#5040)
• Horizon: Change POLL constants from c_short to c_int (#5045)

0.2.184 - 2026-04-01

MSRV

This release increases the MSRV of libc to 1.65. With this update, you can now always use the core::ffi::c_* types with libc definitions, since libc has been changed to reexport from core rather than redefining them. (This usually worked before but had edge cases.) (#4972)

Added

• BSD: Add IP_MINTTL to bsd (#5026)
• Cygwin: Add TIOCM_DSR (#5031)
• FreeBSD: Added xfile structe and file descriptor types (#5002)
• Linux: Add CAN netlink bindings (#5011)
• Linux: Add struct ethhdr (#4239)
• Linux: Add struct ifinfomsg (#5012)
• Linux: Define max_align_t for riscv64 (#5029)
• NetBSD: Add missing CLOCK_ constants (#5020)
• NuttX: Add _SC_HOST_NAME_MAX (#5004)
• VxWorks: Add flock and F_*LCK constants (#4043)
• WASI: Add all _SC_* sysconf constants (#5023)

Deprecated

The remaining fixed-width integer aliases, __uint128_t, __uint128, __int128_t, and __int128, have been deprecated. Use i128 and u128 instead. (#4343)

Fixed

• breaking Redox: Fix signal action constant types (#5009)
• EspIDF: Correct the value of DT_* constants (#5034)
• Redox: Fix locale values and add RTLD_NOLOAD, some TCP constants (#5025)
• Various: Use Padding::new(<zeroed>) rather than Padding::uninit() (#5036)

... (truncated)

Commits

• 71d5bfc libc: Release 0.2.185
• 1027d1c Revert "ci: Pin nightly to 2026-04-01"
• 0e9c6e5 redox: Add semaphore functions
• 24ef457 feat: add back support for gnu windows x86 in ci
• aa75caf horizon: Change POLL constants from c_short to c_int
• b7eda5a hexagon: add missing constants and fix types for linux-musl
• d4613f9 newlib/espidf: Add espidf_picolibc cfg for picolibc O_* flag values
• c89fd76 Fix typo in Padding comments
• b3264b2 hexagon: decouple time64 types from musl symbol redirects
• db1ebee ci: Pin nightly to 2026-04-01
• Additional commits viewable in compare view