Adding cython v0.20.2 in third-party.

third_party/cython/src/Cython/Includes/libc/stdint.pxd

Index: third_party/cython/src/Cython/Includes/libc/stdint.pxd
diff --git a/third_party/cython/src/Cython/Includes/libc/stdint.pxd b/third_party/cython/src/Cython/Includes/libc/stdint.pxd
new file mode 100644
index 0000000000000000000000000000000000000000..4d791a12489964d3d465cd4adcc5adaf34e9cd52
--- /dev/null
+++ b/third_party/cython/src/Cython/Includes/libc/stdint.pxd
@@ -0,0 +1,105 @@
+# Longness only used for type promotion.
+# Actual compile time size used for conversions.
+
+# 7.18 Integer types <stdint.h>
+cdef extern from "stdint.h" nogil:
+
+    # 7.18.1 Integer types
+    # 7.18.1.1 Exact-width integer types
+    ctypedef   signed char  int8_t
+    ctypedef   signed short int16_t
+    ctypedef   signed int   int32_t
+    ctypedef   signed long  int64_t
+    ctypedef unsigned char  uint8_t
+    ctypedef unsigned short uint16_t
+    ctypedef unsigned int   uint32_t
+    ctypedef unsigned long  uint64_t
+    # 7.18.1.2 Minimum-width integer types
+    ctypedef   signed char  int_least8_t
+    ctypedef   signed short int_least16_t
+    ctypedef   signed int   int_least32_t
+    ctypedef   signed long  int_least64_t
+    ctypedef unsigned char  uint_least8_t
+    ctypedef unsigned short uint_least16_t
+    ctypedef unsigned int   uint_least32_t
+    ctypedef unsigned long  uint_least64_t
+    # 7.18.1.3 Fastest minimum-width integer types
+    ctypedef   signed char  int_fast8_t
+    ctypedef   signed short int_fast16_t
+    ctypedef   signed int   int_fast32_t
+    ctypedef   signed long  int_fast64_t
+    ctypedef unsigned char  uint_fast8_t
+    ctypedef unsigned short uint_fast16_t
+    ctypedef unsigned int   uint_fast32_t
+    ctypedef unsigned long  uint_fast64_t
+    # 7.18.1.4 Integer types capable of holding object pointers
+    ctypedef ssize_t intptr_t
+    ctypedef  size_t uintptr_t
+    # 7.18.1.5 Greatest-width integer types
+    ctypedef signed   long long intmax_t
+    ctypedef unsigned long long uintmax_t
+
+    # 7.18.2 Limits of specified-width integer types
+    # 7.18.2.1 Limits of exact-width integer types
+    int8_t   INT8_MIN
+    int16_t  INT16_MIN
+    int32_t  INT32_MIN
+    int64_t  INT64_MIN
+    int8_t   INT8_MAX
+    int16_t  INT16_MAX
+    int32_t  INT32_MAX
+    int64_t  INT64_MAX
+    uint8_t  UINT8_MAX
+    uint16_t UINT16_MAX
+    uint32_t UINT32_MAX
+    uint64_t UINT64_MAX
+    #7.18.2.2 Limits of minimum-width integer types
+    int_least8_t     INT_LEAST8_MIN
+    int_least16_t   INT_LEAST16_MIN
+    int_least32_t   INT_LEAST32_MIN
+    int_least64_t   INT_LEAST64_MIN
+    int_least8_t     INT_LEAST8_MAX
+    int_least16_t   INT_LEAST16_MAX
+    int_least32_t   INT_LEAST32_MAX
+    int_least64_t   INT_LEAST64_MAX
+    uint_least8_t   UINT_LEAST8_MAX
+    uint_least16_t UINT_LEAST16_MAX
+    uint_least32_t UINT_LEAST32_MAX
+    uint_least64_t UINT_LEAST64_MAX
+    #7.18.2.3 Limits of fastest minimum-width integer types
+    int_fast8_t     INT_FAST8_MIN
+    int_fast16_t   INT_FAST16_MIN
+    int_fast32_t   INT_FAST32_MIN
+    int_fast64_t   INT_FAST64_MIN
+    int_fast8_t     INT_FAST8_MAX
+    int_fast16_t   INT_FAST16_MAX
+    int_fast32_t   INT_FAST32_MAX
+    int_fast64_t   INT_FAST64_MAX
+    uint_fast8_t   UINT_FAST8_MAX
+    uint_fast16_t UINT_FAST16_MAX
+    uint_fast32_t UINT_FAST32_MAX
+    uint_fast64_t UINT_FAST64_MAX
+    #7.18.2.4 Limits of integer types capable of holding object pointers
+    enum:  INTPTR_MIN
+    enum:  INTPTR_MAX
+    enum: UINTPTR_MAX
+    # 7.18.2.5 Limits of greatest-width integer types
+    enum:  INTMAX_MAX
+    enum:  INTMAX_MIN
+    enum: UINTMAX_MAX
+
+    # 7.18.3 Limits of other integer types
+    # ptrdiff_t
+    enum: PTRDIFF_MIN
+    enum: PTRDIFF_MAX
+    # sig_atomic_t
+    enum: SIG_ATOMIC_MIN
+    enum: SIG_ATOMIC_MAX
+    # size_t
+    size_t SIZE_MAX
+    # wchar_t
+    enum: WCHAR_MIN
+    enum: WCHAR_MAX
+    # wint_t
+    enum: WINT_MIN
+    enum: WINT_MAX