imgflo: Minor nits

packages/imgflo/build.sh

@@ -1,7 +1,7 @@
 TERMUX_PKG_HOMEPAGE="http://www.imgflo.org/"
 TERMUX_PKG_DESCRIPTION="HTTP image processing server & Flowhub.io compatible runtime"
 TERMUX_PKG_VERSION=0.4.2
-TERMUX_PKG_SRCURL=https://github.com/imgflo/imgflo/archive/0.4.2.tar.gz
+TERMUX_PKG_SRCURL=https://github.com/imgflo/imgflo/archive/$TERMUX_PKG_VERSION.tar.gz
 TERMUX_PKG_FOLDERNAME=imgflo-$TERMUX_PKG_VERSION
 TERMUX_PKG_SHA256=4dd5fc9d34f3cfc294fd69a14d50ed5401abeb829132f1b1ac316e28223fc393
 TERMUX_PKG_DEPENDS="gegl, libsoup"

packages/imgflo/library.c.patch

@@ -12,7 +12,7 @@
      GError *err = NULL;
      gchar **argv = g_new0(gchar *, 10);
 -    argv[0] = g_strdup("/usr/bin/env");
-+    argv[0] = g_strdup("/data/data/com.termux/files/usr/bin/env");
++    argv[0] = g_strdup("@TERMUX_PREFIX@/bin/env");
      argv[1] = g_strdup("make");
      argv[2] = g_strdup("component");
      argv[3] = g_strdup_printf("COMPONENT=%s", component);