htop: fix compilation with GCC10

Patch taken from upstream.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

admin/htop/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=htop
 PKG_VERSION:=2.2.0
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://hisham.hm/htop/releases/$(PKG_VERSION)/

admin/htop/patches/010-gcc10.patch

@@ -0,0 +1,38 @@
+From ee711740d2809e7aa3ebd57d58bfc02b1e9b034b Mon Sep 17 00:00:00 2001
+From: David Seifert <soap@gentoo.org>
+Date: Thu, 23 Jan 2020 17:27:10 +0100
+Subject: [PATCH] Fix GCC 10 switch to `-fno-common` default
+
+---
+ CRT.h                | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/CRT.h b/CRT.h
+index 933fe068..65998ac6 100644
+--- a/CRT.h
++++ b/CRT.h
+@@ -140,7 +140,7 @@ extern const char **CRT_treeStr;
+ 
+ extern int CRT_delay;
+ 
+-int* CRT_colors;
++extern int* CRT_colors;
+ 
+ extern int CRT_colorSchemes[LAST_COLORSCHEME][LAST_COLORELEMENT];
+ 
+@@ -150,13 +150,13 @@ extern int CRT_scrollHAmount;
+ 
+ extern int CRT_scrollWheelVAmount;
+ 
+-char* CRT_termType;
++extern char* CRT_termType;
+ 
+ // TODO move color scheme to Settings, perhaps?
+ 
+ extern int CRT_colorScheme;
+ 
+-void *backtraceArray[128];
++extern void *backtraceArray[128];
+ 
+ #if HAVE_SETUID_ENABLED
+