From: Hilko Bengen <bengen@debian.org>
Date: Wed, 7 Feb 2018 10:59:18 +0100
Subject: [PATCH] fix building with gcc 7.x

make some functions static

Patch imported from Debian.

Signed-off-by: Michael Olbrich <m.olbrich@pengutronix.de>
---
 g3/g3cat.c  | 3 +++
 g3/pbm2g3.c | 4 ++++
 2 files changed, 7 insertions(+)

diff --git a/g3/g3cat.c b/g3/g3cat.c
index 8a4b708afa7e..4205d332cde7 100644
--- a/g3/g3cat.c
+++ b/g3/g3cat.c
@@ -67,6 +67,7 @@ void putcode _P2( (code, len), int code, int len )
 }
 
 #ifdef __GNUC__
+static
 inline
 #endif
 void putwhitespan _P1( (l), int l )
@@ -98,6 +99,7 @@ void putwhitespan _P1( (l), int l )
 }
 
 #ifdef __GNUC__
+static
 inline
 #endif
 void putblackspan _P1( (l), int l )
@@ -129,6 +131,7 @@ void putblackspan _P1( (l), int l )
 }
 
 #ifdef __GNUC__
+static
 inline
 #endif
 void puteol _P0( void )			/* write byte-aligned EOL */
diff --git a/g3/pbm2g3.c b/g3/pbm2g3.c
index 283a72867312..7dc81a808bfc 100644
--- a/g3/pbm2g3.c
+++ b/g3/pbm2g3.c
@@ -40,6 +40,7 @@ static unsigned int out_hibit = 0;
 static int out_byte_tab[ 256 ];			/* for g3 byte reversal */
 
 #ifdef __GNUC__
+static
 inline
 #endif
 void putcode _P2( (code, len), int code, int len )
@@ -60,6 +61,7 @@ void putcode _P2( (code, len), int code, int len )
 }
 
 #ifdef __GNUC__
+static
 inline
 #endif
 void puteol _P0( void )			/* write byte-aligned EOL */
@@ -69,6 +71,7 @@ void puteol _P0( void )			/* write byte-aligned EOL */
 }
 
 #ifdef __GNUC__
+static
 inline
 #endif
 void putwhitespan _P1( (l), int l )
@@ -100,6 +103,7 @@ void putwhitespan _P1( (l), int l )
 }
 
 #ifdef __GNUC__
+static
 inline
 #endif
 void putblackspan _P1( (l), int l )