SDL-1.2: SDL_endian.h: minor cleanup for watcom _inline keyword.

From 393bbaf8bc39d34652b383e227264c33585855ab Mon Sep 17 00:00:00 2001
From: Ozkan Sezer <[EMAIL REDACTED]>
Date: Wed, 24 Nov 2021 17:01:02 +0300
Subject: [PATCH] SDL_endian.h: minor cleanup for watcom _inline keyword.

---
 include/SDL_endian.h | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/include/SDL_endian.h b/include/SDL_endian.h
index db10aea9..72f257b1 100644
--- a/include/SDL_endian.h
+++ b/include/SDL_endian.h
@@ -55,7 +55,7 @@
 #else
 #define SDL_BYTEORDER	SDL_LIL_ENDIAN
 #endif
-#endif /* __linux __ */
+#endif /* __linux__ */
 #endif /* !SDL_BYTEORDER */
 
 
@@ -112,7 +112,7 @@ static __inline__ Uint16 SDL_Swap16(Uint16 x)
 	return x;
 }
 #elif defined(__WATCOMC__) && defined(__386__)
-extern _inline Uint16 SDL_Swap16(Uint16);
+extern __inline Uint16 SDL_Swap16(Uint16);
 #pragma aux SDL_Swap16 = \
 	"xchg al, ah" \
 	parm   [ax]   \
@@ -164,7 +164,7 @@ static __inline__ Uint32 SDL_Swap32(Uint32 x)
 	return x;
 }
 #elif defined(__WATCOMC__) && defined(__386__)
-extern _inline Uint32 SDL_Swap32(Uint32);
+extern __inline Uint32 SDL_Swap32(Uint32);
 #pragma aux SDL_Swap32 = \
 	"bswap eax"  \
 	parm   [eax] \
@@ -202,7 +202,7 @@ static __inline__ Uint64 SDL_Swap64(Uint64 x)
 	return x;
 }
 #elif defined(__WATCOMC__) && defined(__386__)
-extern _inline Uint64 SDL_Swap64(Uint64);
+extern __inline Uint64 SDL_Swap64(Uint64);
 #pragma aux SDL_Swap64 = \
 	"bswap eax"     \
 	"bswap edx"     \
@@ -224,7 +224,7 @@ static __inline__ Uint64 SDL_Swap64(Uint64 x)
 	return (x);
 }
 #endif
-#else
+#else  /* SDL_HAS_64BIT_TYPE */
 /* This is mainly to keep compilers from complaining in SDL code.
  * If there is no real 64-bit datatype, then compilers will complain about
  * the fake 64-bit datatype that SDL provides when it compiles user code.