procps: Fix pkill behaving as pgrep (closes #192)

packages/procps/build.sh

@@ -1,6 +1,7 @@
 TERMUX_PKG_HOMEPAGE=https://packages.debian.org/sid/procps
 TERMUX_PKG_DESCRIPTION="Utilities that give information about processes using the /proc filesystem"
 TERMUX_PKG_VERSION=3.3.11
+TERMUX_PKG_BUILD_REVISION=1
 TERMUX_PKG_SRCURL=http://downloads.sourceforge.net/project/procps-ng/Production/procps-ng-${TERMUX_PKG_VERSION}.tar.xz
 TERMUX_PKG_BUILD_IN_SRC=yes
 TERMUX_PKG_FOLDERNAME=procps-ng-${TERMUX_PKG_VERSION}

packages/procps/pgrep.c.patch

@@ -0,0 +1,12 @@
+diff -u -r ../procps-ng-3.3.11/pgrep.c ./pgrep.c
+--- ../procps-ng-3.3.11/pgrep.c	2015-08-09 01:54:54.298117295 -0400
++++ ./pgrep.c	2016-04-12 01:14:09.647108539 -0400
+@@ -713,7 +713,7 @@
+ 		{NULL, 0, NULL, 0}
+ 	};
+ 
+-	if (strstr (program_invocation_short_name, "pkill")) {
++	if (strstr (argv[0], "pkill")) {
+ 		int sig;
+ 		i_am_pkill = 1;
+ 		sig = signal_option(&argc, argv);