Added CFLAGS=-Wno-error=implicit-function-declaration to fix errors

configure: WARNING: NO SHARED LATCH IMPLEMENTATION FOUND FOR THIS PLATFORM.
configure: error: Unable to find a mutex implementation

.SRCINFO

@@ -1,7 +1,7 @@
 pkgbase = db4.8
 	pkgdesc = The Berkeley DB embedded database system 4.8
 	pkgver = 4.8.30
-	pkgrel = 7
+	pkgrel = 8
 	url = http://www.oracle.com/technology/software/products/berkeley-db/index.html
 	arch = x86_64
 	arch = i686
@@ -28,4 +28,3 @@ pkgbase = db4.8
 	sha256sums = fbe47fafa17cd15b3343295c6fc191984e1baa94c1f591dc0b14a96953629437
 
 pkgname = db4.8
-

PKGBUILD

@@ -2,7 +2,7 @@
 # Contributor: Leslie P. Polzer <polzer@gnu.org>
 pkgname=db4.8
 pkgver=4.8.30
-pkgrel=7
+pkgrel=8
 pkgdesc="The Berkeley DB embedded database system 4.8"
 arch=('x86_64' 'i686' 'pentium4' 'arm' 'armv6h' 'armv7h' 'aarch64')
 license=('custom')
@@ -38,7 +38,7 @@ build() {
   cd "$srcdir/db-$pkgver/"
 
   cd "build_unix"
-  ../dist/configure --prefix=/usr --enable-compat185 --enable-shared --disable-static --enable-cxx
+  CFLAGS=-Wno-error=implicit-function-declaration ../dist/configure --prefix=/usr --enable-compat185 --enable-shared --disable-static --enable-cxx
   make LIBSO_LIBS=-lpthread || return 1
 }