cscope: -Werror=implicit-function-declaration

packages/cscope/build.sh

@@ -4,7 +4,11 @@ TERMUX_PKG_VERSION=15.8b
 TERMUX_PKG_SRCURL=https://downloads.sourceforge.net/project/cscope/cscope/${TERMUX_PKG_VERSION}/cscope-${TERMUX_PKG_VERSION}.tar.gz
 TERMUX_PKG_SHA256=4889d091f05aa0845384b1e4965aa31d2b20911fb2c001b2cdcffbcb7212d3af
 TERMUX_PKG_DEPENDS="ncurses"
-TERMUX_PKG_EXTRA_CONFIGURE_ARGS="--with-ncurses=$TERMUX_PREFIX"
+TERMUX_PKG_EXTRA_CONFIGURE_ARGS="
+hw_cv_func_snprintf_c99=yes
+hw_cv_func_vsnprintf_c99=yes
+--with-ncurses=$TERMUX_PREFIX
+"
 
 termux_step_pre_configure() {
 	export LEXLIB=""